89216020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{613}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 198051840

約数和(自身を除く): 108835820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 383, 613, 766, 1226, 1532, 1915, 2452, 3065, 3830, 6130, 7277, 7660, 11647, 12260, 14554, 23294, 29108, 36385, 46588, 58235, 72770, 116470, 145540, 232940, 234779, 469558, 939116, 1173895, 2347790, 4460801, 4695580, 8921602, 17843204, 22304005, 44608010, 89216020]

約数ペア:

[(1, 89216020), (2, 44608010), (4, 22304005), (5, 17843204), (10, 8921602), (19, 4695580), (20, 4460801), (38, 2347790), (76, 1173895), (95, 939116), (190, 469558), (380, 234779), (383, 232940), (613, 145540), (766, 116470), (1226, 72770), (1532, 58235), (1915, 46588), (2452, 36385), (3065, 29108), (3830, 23294), (6130, 14554), (7277, 12260), (7660, 11647)]