30377960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39971}}^1$

素因数の和:40001

約数の個数: 32

約数和(自身を含む): 71949600

約数和(自身を除く): 41571640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 39971, 79942, 159884, 199855, 319768, 399710, 759449, 799420, 1518898, 1598840, 3037796, 3797245, 6075592, 7594490, 15188980, 30377960]

約数ペア:

[(1, 30377960), (2, 15188980), (4, 7594490), (5, 6075592), (8, 3797245), (10, 3037796), (19, 1598840), (20, 1518898), (38, 799420), (40, 759449), (76, 399710), (95, 319768), (152, 199855), (190, 159884), (380, 79942), (760, 39971)]