1020227890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{215693}}^1$

素因数の和:215754

約数の個数: 32

約数和(自身を含む): 2049955776

約数和(自身を除く): 1029727886

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 215693, 431386, 1078465, 2156930, 2372623, 4745246, 9274799, 11863115, 18549598, 23726230, 46373995, 92747990, 102022789, 204045578, 510113945, 1020227890]

約数ペア:

[(1, 1020227890), (2, 510113945), (5, 204045578), (10, 102022789), (11, 92747990), (22, 46373995), (43, 23726230), (55, 18549598), (86, 11863115), (110, 9274799), (215, 4745246), (430, 2372623), (473, 2156930), (946, 1078465), (2365, 431386), (4730, 215693)]