20093660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 45160416

約数和(自身を除く): 25066756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 523, 565, 1046, 1130, 1921, 2092, 2260, 2615, 3842, 5230, 7684, 8891, 9605, 10460, 17782, 19210, 35564, 38420, 44455, 59099, 88910, 118198, 177820, 236396, 295495, 590990, 1004683, 1181980, 2009366, 4018732, 5023415, 10046830, 20093660]

約数ペア:

[(1, 20093660), (2, 10046830), (4, 5023415), (5, 4018732), (10, 2009366), (17, 1181980), (20, 1004683), (34, 590990), (68, 295495), (85, 236396), (113, 177820), (170, 118198), (226, 88910), (340, 59099), (452, 44455), (523, 38420), (565, 35564), (1046, 19210), (1130, 17782), (1921, 10460), (2092, 9605), (2260, 8891), (2615, 7684), (3842, 5230)]