40612960

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 98996688

約数和(自身を除く): 58383728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 151, 160, 164, 205, 302, 328, 410, 604, 656, 755, 820, 1208, 1312, 1510, 1640, 1681, 2416, 3020, 3280, 3362, 4832, 6040, 6191, 6560, 6724, 8405, 12080, 12382, 13448, 16810, 24160, 24764, 26896, 30955, 33620, 49528, 53792, 61910, 67240, 99056, 123820, 134480, 198112, 247640, 253831, 268960, 495280, 507662, 990560, 1015324, 1269155, 2030648, 2538310, 4061296, 5076620, 8122592, 10153240, 20306480, 40612960]

約数ペア:

[(1, 40612960), (2, 20306480), (4, 10153240), (5, 8122592), (8, 5076620), (10, 4061296), (16, 2538310), (20, 2030648), (32, 1269155), (40, 1015324), (41, 990560), (80, 507662), (82, 495280), (151, 268960), (160, 253831), (164, 247640), (205, 198112), (302, 134480), (328, 123820), (410, 99056), (604, 67240), (656, 61910), (755, 53792), (820, 49528), (1208, 33620), (1312, 30955), (1510, 26896), (1640, 24764), (1681, 24160), (2416, 16810), (3020, 13448), (3280, 12382), (3362, 12080), (4832, 8405), (6040, 6724), (6191, 6560)]