872416880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20693}}^1$

素因数の和:20754

約数の個数: 80

約数和(自身を含む): 2217072384

約数和(自身を除く): 1344655504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 20693, 21080, 41386, 42160, 82772, 103465, 165544, 206930, 331088, 351781, 413860, 641483, 703562, 827720, 1282966, 1407124, 1655440, 1758905, 2565932, 2814248, 3207415, 3517810, 5131864, 5628496, 6414830, 7035620, 10263728, 10905211, 12829660, 14071240, 21810422, 25659320, 28142480, 43620844, 51318640, 54526055, 87241688, 109052110, 174483376, 218104220, 436208440, 872416880]

約数ペア:

[(1, 872416880), (2, 436208440), (4, 218104220), (5, 174483376), (8, 109052110), (10, 87241688), (16, 54526055), (17, 51318640), (20, 43620844), (31, 28142480), (34, 25659320), (40, 21810422), (62, 14071240), (68, 12829660), (80, 10905211), (85, 10263728), (124, 7035620), (136, 6414830), (155, 5628496), (170, 5131864), (248, 3517810), (272, 3207415), (310, 2814248), (340, 2565932), (496, 1758905), (527, 1655440), (620, 1407124), (680, 1282966), (1054, 827720), (1240, 703562), (1360, 641483), (2108, 413860), (2480, 351781), (2635, 331088), (4216, 206930), (5270, 165544), (8432, 103465), (10540, 82772), (20693, 42160), (21080, 41386)]