15201910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 29175552

約数和(自身を除く): 13973642

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 401, 446, 802, 1115, 2005, 2230, 3791, 4010, 6817, 7582, 13634, 18955, 34085, 37910, 68170, 89423, 178846, 447115, 894230, 1520191, 3040382, 7600955, 15201910]

約数ペア:

[(1, 15201910), (2, 7600955), (5, 3040382), (10, 1520191), (17, 894230), (34, 447115), (85, 178846), (170, 89423), (223, 68170), (401, 37910), (446, 34085), (802, 18955), (1115, 13634), (2005, 7582), (2230, 6817), (3791, 4010)]