1900542800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{365489}}^1$

素因数の和:365520

約数の個数: 60

約数和(自身を含む): 4917302460

約数和(自身を除く): 3016759660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 365489, 730978, 1461956, 1827445, 2923912, 3654890, 4751357, 5847824, 7309780, 9137225, 9502714, 14619560, 18274450, 19005428, 23756785, 29239120, 36548900, 38010856, 47513570, 73097800, 76021712, 95027140, 118783925, 146195600, 190054280, 237567850, 380108560, 475135700, 950271400, 1900542800]

約数ペア:

[(1, 1900542800), (2, 950271400), (4, 475135700), (5, 380108560), (8, 237567850), (10, 190054280), (13, 146195600), (16, 118783925), (20, 95027140), (25, 76021712), (26, 73097800), (40, 47513570), (50, 38010856), (52, 36548900), (65, 29239120), (80, 23756785), (100, 19005428), (104, 18274450), (130, 14619560), (200, 9502714), (208, 9137225), (260, 7309780), (325, 5847824), (400, 4751357), (520, 3654890), (650, 2923912), (1040, 1827445), (1300, 1461956), (2600, 730978), (5200, 365489)]