42158380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 97977600

約数和(自身を除く): 55819220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 2699, 3124, 3905, 5398, 7810, 10796, 13495, 15620, 26990, 29689, 53980, 59378, 118756, 148445, 191629, 296890, 383258, 593780, 766516, 958145, 1916290, 2107919, 3832580, 4215838, 8431676, 10539595, 21079190, 42158380]

約数ペア:

[(1, 42158380), (2, 21079190), (4, 10539595), (5, 8431676), (10, 4215838), (11, 3832580), (20, 2107919), (22, 1916290), (44, 958145), (55, 766516), (71, 593780), (110, 383258), (142, 296890), (220, 191629), (284, 148445), (355, 118756), (710, 59378), (781, 53980), (1420, 29689), (1562, 26990), (2699, 15620), (3124, 13495), (3905, 10796), (5398, 7810)]