23321920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2399

約数の個数: 56

約数和(自身を含む): 57351168

約数和(自身を除く): 34029248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2351, 2480, 4702, 4960, 9404, 9920, 11755, 18808, 23510, 37616, 47020, 72881, 75232, 94040, 145762, 150464, 188080, 291524, 364405, 376160, 583048, 728810, 752320, 1166096, 1457620, 2332192, 2915240, 4664384, 5830480, 11660960, 23321920]

約数ペア:

[(1, 23321920), (2, 11660960), (4, 5830480), (5, 4664384), (8, 2915240), (10, 2332192), (16, 1457620), (20, 1166096), (31, 752320), (32, 728810), (40, 583048), (62, 376160), (64, 364405), (80, 291524), (124, 188080), (155, 150464), (160, 145762), (248, 94040), (310, 75232), (320, 72881), (496, 47020), (620, 37616), (992, 23510), (1240, 18808), (1984, 11755), (2351, 9920), (2480, 9404), (4702, 4960)]