22641920

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{19}}^2$

素因数の和:73

約数の個数: 162

約数和(自身を含む): 66584322

約数和(自身を除く): 43942402

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 256, 266, 280, 304, 320, 361, 380, 392, 448, 490, 532, 560, 608, 640, 665, 722, 760, 784, 896, 931, 980, 1064, 1120, 1216, 1280, 1330, 1444, 1520, 1568, 1792, 1805, 1862, 1960, 2128, 2240, 2432, 2527, 2660, 2888, 3040, 3136, 3610, 3724, 3920, 4256, 4480, 4655, 4864, 5054, 5320, 5776, 6080, 6272, 7220, 7448, 7840, 8512, 8960, 9310, 10108, 10640, 11552, 12160, 12544, 12635, 14440, 14896, 15680, 17024, 17689, 18620, 20216, 21280, 23104, 24320, 25270, 28880, 29792, 31360, 34048, 35378, 37240, 40432, 42560, 46208, 50540, 57760, 59584, 62720, 70756, 74480, 80864, 85120, 88445, 92416, 101080, 115520, 119168, 141512, 148960, 161728, 170240, 176890, 202160, 231040, 238336, 283024, 297920, 323456, 353780, 404320, 462080, 566048, 595840, 646912, 707560, 808640, 1132096, 1191680, 1415120, 1617280, 2264192, 2830240, 3234560, 4528384, 5660480, 11320960, 22641920]

約数ペア:

[(1, 22641920), (2, 11320960), (4, 5660480), (5, 4528384), (7, 3234560), (8, 2830240), (10, 2264192), (14, 1617280), (16, 1415120), (19, 1191680), (20, 1132096), (28, 808640), (32, 707560), (35, 646912), (38, 595840), (40, 566048), (49, 462080), (56, 404320), (64, 353780), (70, 323456), (76, 297920), (80, 283024), (95, 238336), (98, 231040), (112, 202160), (128, 176890), (133, 170240), (140, 161728), (152, 148960), (160, 141512), (190, 119168), (196, 115520), (224, 101080), (245, 92416), (256, 88445), (266, 85120), (280, 80864), (304, 74480), (320, 70756), (361, 62720), (380, 59584), (392, 57760), (448, 50540), (490, 46208), (532, 42560), (560, 40432), (608, 37240), (640, 35378), (665, 34048), (722, 31360), (760, 29792), (784, 28880), (896, 25270), (931, 24320), (980, 23104), (1064, 21280), (1120, 20216), (1216, 18620), (1280, 17689), (1330, 17024), (1444, 15680), (1520, 14896), (1568, 14440), (1792, 12635), (1805, 12544), (1862, 12160), (1960, 11552), (2128, 10640), (2240, 10108), (2432, 9310), (2527, 8960), (2660, 8512), (2888, 7840), (3040, 7448), (3136, 7220), (3610, 6272), (3724, 6080), (3920, 5776), (4256, 5320), (4480, 5054), (4655, 4864)]