29900620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{87943}}^1$

素因数の和:87969

約数の個数: 24

約数和(自身を含む): 66485664

約数和(自身を除く): 36585044

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 87943, 175886, 351772, 439715, 879430, 1495031, 1758860, 2990062, 5980124, 7475155, 14950310, 29900620]

約数ペア:

[(1, 29900620), (2, 14950310), (4, 7475155), (5, 5980124), (10, 2990062), (17, 1758860), (20, 1495031), (34, 879430), (68, 439715), (85, 351772), (170, 175886), (340, 87943)]