1520407840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1357507}}^1$

素因数の和:1357529

約数の個数: 48

約数和(自身を含む): 4105104192

約数和(自身を除く): 2584696352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1357507, 2715014, 5430028, 6787535, 9502549, 10860056, 13575070, 19005098, 21720112, 27150140, 38010196, 43440224, 47512745, 54300280, 76020392, 95025490, 108600560, 152040784, 190050980, 217201120, 304081568, 380101960, 760203920, 1520407840]

約数ペア:

[(1, 1520407840), (2, 760203920), (4, 380101960), (5, 304081568), (7, 217201120), (8, 190050980), (10, 152040784), (14, 108600560), (16, 95025490), (20, 76020392), (28, 54300280), (32, 47512745), (35, 43440224), (40, 38010196), (56, 27150140), (70, 21720112), (80, 19005098), (112, 13575070), (140, 10860056), (160, 9502549), (224, 6787535), (280, 5430028), (560, 2715014), (1120, 1357507)]