30492040

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1901}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 68814360

約数和(自身を除く): 38322320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 1901, 2005, 3208, 3802, 4010, 7604, 8020, 9505, 15208, 16040, 19010, 38020, 76040, 762301, 1524602, 3049204, 3811505, 6098408, 7623010, 15246020, 30492040]

約数ペア:

[(1, 30492040), (2, 15246020), (4, 7623010), (5, 6098408), (8, 3811505), (10, 3049204), (20, 1524602), (40, 762301), (401, 76040), (802, 38020), (1604, 19010), (1901, 16040), (2005, 15208), (3208, 9505), (3802, 8020), (4010, 7604)]