30560990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 56881440

約数和(自身を除く): 26320450

約数列:

[1, 2, 5, 10, 41, 82, 131, 205, 262, 410, 569, 655, 1138, 1310, 2845, 5371, 5690, 10742, 23329, 26855, 46658, 53710, 74539, 116645, 149078, 233290, 372695, 745390, 3056099, 6112198, 15280495, 30560990]

約数ペア:

[(1, 30560990), (2, 15280495), (5, 6112198), (10, 3056099), (41, 745390), (82, 372695), (131, 233290), (205, 149078), (262, 116645), (410, 74539), (569, 53710), (655, 46658), (1138, 26855), (1310, 23329), (2845, 10742), (5371, 5690)]