120700280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{28201}}^1$

素因数の和:28319

約数の個数: 32

約数和(自身を含む): 274123440

約数和(自身を除く): 153423160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 28201, 56402, 112804, 141005, 225608, 282010, 564020, 1128040, 3017507, 6035014, 12070028, 15087535, 24140056, 30175070, 60350140, 120700280]

約数ペア:

[(1, 120700280), (2, 60350140), (4, 30175070), (5, 24140056), (8, 15087535), (10, 12070028), (20, 6035014), (40, 3017507), (107, 1128040), (214, 564020), (428, 282010), (535, 225608), (856, 141005), (1070, 112804), (2140, 56402), (4280, 28201)]