39263240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 91854000

約数和(自身を除く): 52590760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 269, 328, 356, 410, 445, 538, 712, 820, 890, 1076, 1345, 1640, 1780, 2152, 2690, 3560, 3649, 5380, 7298, 10760, 11029, 14596, 18245, 22058, 23941, 29192, 36490, 44116, 47882, 55145, 72980, 88232, 95764, 110290, 119705, 145960, 191528, 220580, 239410, 441160, 478820, 957640, 981581, 1963162, 3926324, 4907905, 7852648, 9815810, 19631620, 39263240]

約数ペア:

[(1, 39263240), (2, 19631620), (4, 9815810), (5, 7852648), (8, 4907905), (10, 3926324), (20, 1963162), (40, 981581), (41, 957640), (82, 478820), (89, 441160), (164, 239410), (178, 220580), (205, 191528), (269, 145960), (328, 119705), (356, 110290), (410, 95764), (445, 88232), (538, 72980), (712, 55145), (820, 47882), (890, 44116), (1076, 36490), (1345, 29192), (1640, 23941), (1780, 22058), (2152, 18245), (2690, 14596), (3560, 11029), (3649, 10760), (5380, 7298)]