31469840

素因数分解:

$2^4\times 5^1\times {\mathrm{393373}}^1$

素因数の和:393386

約数の個数: 20

約数和(自身を含む): 73167564

約数和(自身を除く): 41697724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 393373, 786746, 1573492, 1966865, 3146984, 3933730, 6293968, 7867460, 15734920, 31469840]

約数ペア:

[(1, 31469840), (2, 15734920), (4, 7867460), (5, 6293968), (8, 3933730), (10, 3146984), (16, 1966865), (20, 1573492), (40, 786746), (80, 393373)]