122720440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 284484960

約数和(自身を除く): 161764520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 107, 212, 214, 265, 424, 428, 530, 535, 541, 856, 1060, 1070, 1082, 2120, 2140, 2164, 2705, 4280, 4328, 5410, 5671, 10820, 11342, 21640, 22684, 28355, 28673, 45368, 56710, 57346, 57887, 113420, 114692, 115774, 143365, 226840, 229384, 231548, 286730, 289435, 463096, 573460, 578870, 1146920, 1157740, 2315480, 3068011, 6136022, 12272044, 15340055, 24544088, 30680110, 61360220, 122720440]

約数ペア:

[(1, 122720440), (2, 61360220), (4, 30680110), (5, 24544088), (8, 15340055), (10, 12272044), (20, 6136022), (40, 3068011), (53, 2315480), (106, 1157740), (107, 1146920), (212, 578870), (214, 573460), (265, 463096), (424, 289435), (428, 286730), (530, 231548), (535, 229384), (541, 226840), (856, 143365), (1060, 115774), (1070, 114692), (1082, 113420), (2120, 57887), (2140, 57346), (2164, 56710), (2705, 45368), (4280, 28673), (4328, 28355), (5410, 22684), (5671, 21640), (10820, 11342)]