210042080

素因数分解:

$2^5\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2029}}^1$

素因数の和:2691

約数の個数: 48

約数和(自身を含む): 497236320

約数和(自身を除く): 287194240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 647, 1294, 2029, 2588, 3235, 4058, 5176, 6470, 8116, 10145, 10352, 12940, 16232, 20290, 20704, 25880, 32464, 40580, 51760, 64928, 81160, 103520, 162320, 324640, 1312763, 2625526, 5251052, 6563815, 10502104, 13127630, 21004208, 26255260, 42008416, 52510520, 105021040, 210042080]

約数ペア:

[(1, 210042080), (2, 105021040), (4, 52510520), (5, 42008416), (8, 26255260), (10, 21004208), (16, 13127630), (20, 10502104), (32, 6563815), (40, 5251052), (80, 2625526), (160, 1312763), (647, 324640), (1294, 162320), (2029, 103520), (2588, 81160), (3235, 64928), (4058, 51760), (5176, 40580), (6470, 32464), (8116, 25880), (10145, 20704), (10352, 20290), (12940, 16232)]