29881240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43943}}^1$

素因数の和:43971

約数の個数: 32

約数和(自身を含む): 71189280

約数和(自身を除く): 41308040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 43943, 87886, 175772, 219715, 351544, 439430, 747031, 878860, 1494062, 1757720, 2988124, 3735155, 5976248, 7470310, 14940620, 29881240]

約数ペア:

[(1, 29881240), (2, 14940620), (4, 7470310), (5, 5976248), (8, 3735155), (10, 2988124), (17, 1757720), (20, 1494062), (34, 878860), (40, 747031), (68, 439430), (85, 351544), (136, 219715), (170, 175772), (340, 87886), (680, 43943)]