71300662220

素因数分解:

$2^2\times 5^1\times {\mathrm{17491}}^1\times {\mathrm{203821}}^1$

素因数の和:221321

約数の個数: 24

約数和(自身を含む): 149740685808

約数和(自身を除く): 78440023588

約数列:

[1, 2, 4, 5, 10, 20, 17491, 34982, 69964, 87455, 174910, 203821, 349820, 407642, 815284, 1019105, 2038210, 4076420, 3565033111, 7130066222, 14260132444, 17825165555, 35650331110, 71300662220]

約数ペア:

[(1, 71300662220), (2, 35650331110), (4, 17825165555), (5, 14260132444), (10, 7130066222), (20, 3565033111), (17491, 4076420), (34982, 2038210), (69964, 1019105), (87455, 815284), (174910, 407642), (203821, 349820)]