1974909440

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{577}}^1$

素因数の和:798

約数の個数: 160

約数和(自身を含む): 5449365504

約数和(自身を除く): 3474456064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 191, 224, 256, 280, 320, 382, 448, 512, 560, 577, 640, 764, 896, 955, 1120, 1154, 1280, 1337, 1528, 1792, 1910, 2240, 2308, 2560, 2674, 2885, 3056, 3584, 3820, 4039, 4480, 4616, 5348, 5770, 6112, 6685, 7640, 8078, 8960, 9232, 10696, 11540, 12224, 13370, 15280, 16156, 17920, 18464, 20195, 21392, 23080, 24448, 26740, 30560, 32312, 36928, 40390, 42784, 46160, 48896, 53480, 61120, 64624, 73856, 80780, 85568, 92320, 97792, 106960, 110207, 122240, 129248, 147712, 161560, 171136, 184640, 213920, 220414, 244480, 258496, 295424, 323120, 342272, 369280, 427840, 440828, 488960, 516992, 551035, 646240, 684544, 738560, 771449, 855680, 881656, 1033984, 1102070, 1292480, 1477120, 1542898, 1711360, 1763312, 2067968, 2204140, 2584960, 3085796, 3422720, 3526624, 3857245, 4408280, 5169920, 6171592, 7053248, 7714490, 8816560, 10339840, 12343184, 14106496, 15428980, 17633120, 24686368, 28212992, 30857960, 35266240, 49372736, 56425984, 61715920, 70532480, 98745472, 123431840, 141064960, 197490944, 246863680, 282129920, 394981888, 493727360, 987454720, 1974909440]

約数ペア:

[(1, 1974909440), (2, 987454720), (4, 493727360), (5, 394981888), (7, 282129920), (8, 246863680), (10, 197490944), (14, 141064960), (16, 123431840), (20, 98745472), (28, 70532480), (32, 61715920), (35, 56425984), (40, 49372736), (56, 35266240), (64, 30857960), (70, 28212992), (80, 24686368), (112, 17633120), (128, 15428980), (140, 14106496), (160, 12343184), (191, 10339840), (224, 8816560), (256, 7714490), (280, 7053248), (320, 6171592), (382, 5169920), (448, 4408280), (512, 3857245), (560, 3526624), (577, 3422720), (640, 3085796), (764, 2584960), (896, 2204140), (955, 2067968), (1120, 1763312), (1154, 1711360), (1280, 1542898), (1337, 1477120), (1528, 1292480), (1792, 1102070), (1910, 1033984), (2240, 881656), (2308, 855680), (2560, 771449), (2674, 738560), (2885, 684544), (3056, 646240), (3584, 551035), (3820, 516992), (4039, 488960), (4480, 440828), (4616, 427840), (5348, 369280), (5770, 342272), (6112, 323120), (6685, 295424), (7640, 258496), (8078, 244480), (8960, 220414), (9232, 213920), (10696, 184640), (11540, 171136), (12224, 161560), (13370, 147712), (15280, 129248), (16156, 122240), (17920, 110207), (18464, 106960), (20195, 97792), (21392, 92320), (23080, 85568), (24448, 80780), (26740, 73856), (30560, 64624), (32312, 61120), (36928, 53480), (40390, 48896), (42784, 46160)]