40943980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2417}}^1$

素因数の和:2455

約数の個数: 72

約数和(自身を含む): 108055584

約数和(自身を除く): 67111604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2417, 2420, 3388, 4235, 4834, 8470, 9668, 12085, 16919, 16940, 24170, 26587, 33838, 48340, 53174, 67676, 84595, 106348, 132935, 169190, 186109, 265870, 292457, 338380, 372218, 531740, 584914, 744436, 930545, 1169828, 1462285, 1861090, 2047199, 2924570, 3722180, 4094398, 5849140, 8188796, 10235995, 20471990, 40943980]

約数ペア:

[(1, 40943980), (2, 20471990), (4, 10235995), (5, 8188796), (7, 5849140), (10, 4094398), (11, 3722180), (14, 2924570), (20, 2047199), (22, 1861090), (28, 1462285), (35, 1169828), (44, 930545), (55, 744436), (70, 584914), (77, 531740), (110, 372218), (121, 338380), (140, 292457), (154, 265870), (220, 186109), (242, 169190), (308, 132935), (385, 106348), (484, 84595), (605, 67676), (770, 53174), (847, 48340), (1210, 33838), (1540, 26587), (1694, 24170), (2417, 16940), (2420, 16919), (3388, 12085), (4235, 9668), (4834, 8470)]