2020128730

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 3735556704

約数和(自身を除く): 1715427974

約数列:

[1, 2, 5, 10, 59, 118, 131, 262, 295, 443, 590, 655, 886, 1310, 2215, 3481, 4430, 6962, 7729, 15458, 17405, 26137, 34810, 38645, 52274, 58033, 77290, 116066, 130685, 261370, 290165, 456011, 580330, 912022, 1542083, 2280055, 3084166, 3423947, 4560110, 6847894, 7710415, 15420830, 17119735, 34239470, 202012873, 404025746, 1010064365, 2020128730]

約数ペア:

[(1, 2020128730), (2, 1010064365), (5, 404025746), (10, 202012873), (59, 34239470), (118, 17119735), (131, 15420830), (262, 7710415), (295, 6847894), (443, 4560110), (590, 3423947), (655, 3084166), (886, 2280055), (1310, 1542083), (2215, 912022), (3481, 580330), (4430, 456011), (6962, 290165), (7729, 261370), (15458, 130685), (17405, 116066), (26137, 77290), (34810, 58033), (38645, 52274)]