877392010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{19891}}^1$

素因数の和:20310

約数の個数: 32

約数和(自身を含む): 1727262144

約数和(自身を除く): 849870134

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 401, 802, 2005, 4010, 4411, 8822, 19891, 22055, 39782, 44110, 99455, 198910, 218801, 437602, 1094005, 2188010, 7976291, 15952582, 39881455, 79762910, 87739201, 175478402, 438696005, 877392010]

約数ペア:

[(1, 877392010), (2, 438696005), (5, 175478402), (10, 87739201), (11, 79762910), (22, 39881455), (55, 15952582), (110, 7976291), (401, 2188010), (802, 1094005), (2005, 437602), (4010, 218801), (4411, 198910), (8822, 99455), (19891, 44110), (22055, 39782)]