23709680

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2719}}^1$

素因数の和:2841

約数の個数: 40

約数和(自身を含む): 55651200

約数和(自身を除く): 31941520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 2719, 4360, 5438, 8720, 10876, 13595, 21752, 27190, 43504, 54380, 108760, 217520, 296371, 592742, 1185484, 1481855, 2370968, 2963710, 4741936, 5927420, 11854840, 23709680]

約数ペア:

[(1, 23709680), (2, 11854840), (4, 5927420), (5, 4741936), (8, 2963710), (10, 2370968), (16, 1481855), (20, 1185484), (40, 592742), (80, 296371), (109, 217520), (218, 108760), (436, 54380), (545, 43504), (872, 27190), (1090, 21752), (1744, 13595), (2180, 10876), (2719, 8720), (4360, 5438)]