40839680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 116671104

約数和(自身を除く): 75831424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 53, 56, 64, 70, 80, 86, 106, 112, 128, 140, 160, 172, 212, 215, 224, 256, 265, 280, 301, 320, 344, 371, 424, 430, 448, 512, 530, 560, 602, 640, 688, 742, 848, 860, 896, 1060, 1120, 1204, 1280, 1376, 1484, 1505, 1696, 1720, 1792, 1855, 2120, 2240, 2279, 2408, 2560, 2752, 2968, 3010, 3392, 3440, 3584, 3710, 4240, 4480, 4558, 4816, 5504, 5936, 6020, 6784, 6880, 7420, 8480, 8960, 9116, 9632, 11008, 11395, 11872, 12040, 13568, 13760, 14840, 15953, 16960, 17920, 18232, 19264, 22016, 22790, 23744, 24080, 27136, 27520, 29680, 31906, 33920, 36464, 38528, 45580, 47488, 48160, 55040, 59360, 63812, 67840, 72928, 77056, 79765, 91160, 94976, 96320, 110080, 118720, 127624, 135680, 145856, 154112, 159530, 182320, 189952, 192640, 237440, 255248, 291712, 319060, 364640, 385280, 474880, 510496, 583424, 638120, 729280, 770560, 949760, 1020992, 1166848, 1276240, 1458560, 2041984, 2552480, 2917120, 4083968, 5104960, 5834240, 8167936, 10209920, 20419840, 40839680]

約数ペア:

[(1, 40839680), (2, 20419840), (4, 10209920), (5, 8167936), (7, 5834240), (8, 5104960), (10, 4083968), (14, 2917120), (16, 2552480), (20, 2041984), (28, 1458560), (32, 1276240), (35, 1166848), (40, 1020992), (43, 949760), (53, 770560), (56, 729280), (64, 638120), (70, 583424), (80, 510496), (86, 474880), (106, 385280), (112, 364640), (128, 319060), (140, 291712), (160, 255248), (172, 237440), (212, 192640), (215, 189952), (224, 182320), (256, 159530), (265, 154112), (280, 145856), (301, 135680), (320, 127624), (344, 118720), (371, 110080), (424, 96320), (430, 94976), (448, 91160), (512, 79765), (530, 77056), (560, 72928), (602, 67840), (640, 63812), (688, 59360), (742, 55040), (848, 48160), (860, 47488), (896, 45580), (1060, 38528), (1120, 36464), (1204, 33920), (1280, 31906), (1376, 29680), (1484, 27520), (1505, 27136), (1696, 24080), (1720, 23744), (1792, 22790), (1855, 22016), (2120, 19264), (2240, 18232), (2279, 17920), (2408, 16960), (2560, 15953), (2752, 14840), (2968, 13760), (3010, 13568), (3392, 12040), (3440, 11872), (3584, 11395), (3710, 11008), (4240, 9632), (4480, 9116), (4558, 8960), (4816, 8480), (5504, 7420), (5936, 6880), (6020, 6784)]