2007065860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1\times {\mathrm{3943}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 4357204992

約数和(自身を除く): 2350139132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 821, 1642, 3284, 3943, 4105, 7886, 8210, 15772, 16420, 19715, 25451, 39430, 50902, 78860, 101804, 122233, 127255, 244466, 254510, 488932, 509020, 611165, 1222330, 2444660, 3237203, 6474406, 12948812, 16186015, 32372030, 64744060, 100353293, 200706586, 401413172, 501766465, 1003532930, 2007065860]

約数ペア:

[(1, 2007065860), (2, 1003532930), (4, 501766465), (5, 401413172), (10, 200706586), (20, 100353293), (31, 64744060), (62, 32372030), (124, 16186015), (155, 12948812), (310, 6474406), (620, 3237203), (821, 2444660), (1642, 1222330), (3284, 611165), (3943, 509020), (4105, 488932), (7886, 254510), (8210, 244466), (15772, 127255), (16420, 122233), (19715, 101804), (25451, 78860), (39430, 50902)]