1629420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 4915680

約数和(自身を除く): 3286260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2089, 4178, 6267, 8356, 10445, 12534, 20890, 25068, 27157, 31335, 41780, 54314, 62670, 81471, 108628, 125340, 135785, 162942, 271570, 325884, 407355, 543140, 814710, 1629420]

約数ペア:

[(1, 1629420), (2, 814710), (3, 543140), (4, 407355), (5, 325884), (6, 271570), (10, 162942), (12, 135785), (13, 125340), (15, 108628), (20, 81471), (26, 62670), (30, 54314), (39, 41780), (52, 31335), (60, 27157), (65, 25068), (78, 20890), (130, 12534), (156, 10445), (195, 8356), (260, 6267), (390, 4178), (780, 2089)]