39908690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 76540464

約数和(自身を除く): 36631774

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1297, 1810, 2594, 3077, 6154, 6485, 12970, 15385, 22049, 30770, 44098, 110245, 220490, 234757, 469514, 1173785, 2347570, 3990869, 7981738, 19954345, 39908690]

約数ペア:

[(1, 39908690), (2, 19954345), (5, 7981738), (10, 3990869), (17, 2347570), (34, 1173785), (85, 469514), (170, 234757), (181, 220490), (362, 110245), (905, 44098), (1297, 30770), (1810, 22049), (2594, 15385), (3077, 12970), (6154, 6485)]