18588220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4283}}^1$

素因数の和:4330

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 27473348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4283, 4340, 8566, 17132, 21415, 29981, 42830, 59962, 85660, 119924, 132773, 149905, 265546, 299810, 531092, 599620, 663865, 929411, 1327730, 1858822, 2655460, 3717644, 4647055, 9294110, 18588220]

約数ペア:

[(1, 18588220), (2, 9294110), (4, 4647055), (5, 3717644), (7, 2655460), (10, 1858822), (14, 1327730), (20, 929411), (28, 663865), (31, 599620), (35, 531092), (62, 299810), (70, 265546), (124, 149905), (140, 132773), (155, 119924), (217, 85660), (310, 59962), (434, 42830), (620, 29981), (868, 21415), (1085, 17132), (2170, 8566), (4283, 4340)]