39429980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{23753}}^1$

素因数の和:23845

約数の個数: 24

約数和(自身を含む): 83804112

約数和(自身を除く): 44374132

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 23753, 47506, 95012, 118765, 237530, 475060, 1971499, 3942998, 7885996, 9857495, 19714990, 39429980]

約数ペア:

[(1, 39429980), (2, 19714990), (4, 9857495), (5, 7885996), (10, 3942998), (20, 1971499), (83, 475060), (166, 237530), (332, 118765), (415, 95012), (830, 47506), (1660, 23753)]