28996811980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{27355483}}^1$

素因数の和:27355545

約数の個数: 24

約数和(自身を含む): 62042237712

約数和(自身を除く): 33045425732

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 27355483, 54710966, 109421932, 136777415, 273554830, 547109660, 1449840599, 2899681198, 5799362396, 7249202995, 14498405990, 28996811980]

約数ペア:

[(1, 28996811980), (2, 14498405990), (4, 7249202995), (5, 5799362396), (10, 2899681198), (20, 1449840599), (53, 547109660), (106, 273554830), (212, 136777415), (265, 109421932), (530, 54710966), (1060, 27355483)]