42509840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27967}}^1$

素因数の和:27999

約数の個数: 40

約数和(自身を含む): 104040960

約数和(自身を除く): 61531120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 27967, 55934, 111868, 139835, 223736, 279670, 447472, 531373, 559340, 1062746, 1118680, 2125492, 2237360, 2656865, 4250984, 5313730, 8501968, 10627460, 21254920, 42509840]

約数ペア:

[(1, 42509840), (2, 21254920), (4, 10627460), (5, 8501968), (8, 5313730), (10, 4250984), (16, 2656865), (19, 2237360), (20, 2125492), (38, 1118680), (40, 1062746), (76, 559340), (80, 531373), (95, 447472), (152, 279670), (190, 223736), (304, 139835), (380, 111868), (760, 55934), (1520, 27967)]