154431440

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3691}}^1$

素因数の和:4227

約数の個数: 40

約数和(自身を含む): 359837088

約数和(自身を除く): 205405648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 1046, 2092, 2615, 3691, 4184, 5230, 7382, 8368, 10460, 14764, 18455, 20920, 29528, 36910, 41840, 59056, 73820, 147640, 295280, 1930393, 3860786, 7721572, 9651965, 15443144, 19303930, 30886288, 38607860, 77215720, 154431440]

約数ペア:

[(1, 154431440), (2, 77215720), (4, 38607860), (5, 30886288), (8, 19303930), (10, 15443144), (16, 9651965), (20, 7721572), (40, 3860786), (80, 1930393), (523, 295280), (1046, 147640), (2092, 73820), (2615, 59056), (3691, 41840), (4184, 36910), (5230, 29528), (7382, 20920), (8368, 18455), (10460, 14764)]