30165920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9923}}^1$

素因数の和:9957

約数の個数: 48

約数和(自身を含む): 75025440

約数和(自身を除く): 44859520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 9923, 19846, 39692, 49615, 79384, 99230, 158768, 188537, 198460, 317536, 377074, 396920, 754148, 793840, 942685, 1508296, 1587680, 1885370, 3016592, 3770740, 6033184, 7541480, 15082960, 30165920]

約数ペア:

[(1, 30165920), (2, 15082960), (4, 7541480), (5, 6033184), (8, 3770740), (10, 3016592), (16, 1885370), (19, 1587680), (20, 1508296), (32, 942685), (38, 793840), (40, 754148), (76, 396920), (80, 377074), (95, 317536), (152, 198460), (160, 188537), (190, 158768), (304, 99230), (380, 79384), (608, 49615), (760, 39692), (1520, 19846), (3040, 9923)]