188021360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{138251}}^1$

素因数の和:138281

約数の個数: 40

約数和(自身を含む): 462867696

約数和(自身を除く): 274846336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 138251, 276502, 553004, 691255, 1106008, 1382510, 2212016, 2350267, 2765020, 4700534, 5530040, 9401068, 11060080, 11751335, 18802136, 23502670, 37604272, 47005340, 94010680, 188021360]

約数ペア:

[(1, 188021360), (2, 94010680), (4, 47005340), (5, 37604272), (8, 23502670), (10, 18802136), (16, 11751335), (17, 11060080), (20, 9401068), (34, 5530040), (40, 4700534), (68, 2765020), (80, 2350267), (85, 2212016), (136, 1382510), (170, 1106008), (272, 691255), (340, 553004), (680, 276502), (1360, 138251)]