15643910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4048

約数の個数: 32

約数和(自身を含む): 31119552

約数和(自身を除く): 15475642

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 4001, 8002, 20005, 40010, 68017, 92023, 136034, 184046, 340085, 460115, 680170, 920230, 1564391, 3128782, 7821955, 15643910]

約数ペア:

[(1, 15643910), (2, 7821955), (5, 3128782), (10, 1564391), (17, 920230), (23, 680170), (34, 460115), (46, 340085), (85, 184046), (115, 136034), (170, 92023), (230, 68017), (391, 40010), (782, 20005), (1955, 8002), (3910, 4001)]