20328870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21859}}^1$

素因数の和:21900

約数の個数: 32

約数和(自身を含む): 50365440

約数和(自身を除く): 30036570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21859, 43718, 65577, 109295, 131154, 218590, 327885, 655770, 677629, 1355258, 2032887, 3388145, 4065774, 6776290, 10164435, 20328870]

約数ペア:

[(1, 20328870), (2, 10164435), (3, 6776290), (5, 4065774), (6, 3388145), (10, 2032887), (15, 1355258), (30, 677629), (31, 655770), (62, 327885), (93, 218590), (155, 131154), (186, 109295), (310, 65577), (465, 43718), (930, 21859)]