40590940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156119}}^1$

素因数の和:156141

約数の個数: 24

約数和(自身を含む): 91798560

約数和(自身を除く): 51207620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 156119, 312238, 624476, 780595, 1561190, 2029547, 3122380, 4059094, 8118188, 10147735, 20295470, 40590940]

約数ペア:

[(1, 40590940), (2, 20295470), (4, 10147735), (5, 8118188), (10, 4059094), (13, 3122380), (20, 2029547), (26, 1561190), (52, 780595), (65, 624476), (130, 312238), (260, 156119)]