23128760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9479}}^1$

素因数の和:9551

約数の個数: 32

約数和(自身を含む): 52898400

約数和(自身を除く): 29769640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9479, 18958, 37916, 47395, 75832, 94790, 189580, 379160, 578219, 1156438, 2312876, 2891095, 4625752, 5782190, 11564380, 23128760]

約数ペア:

[(1, 23128760), (2, 11564380), (4, 5782190), (5, 4625752), (8, 2891095), (10, 2312876), (20, 1156438), (40, 578219), (61, 379160), (122, 189580), (244, 94790), (305, 75832), (488, 47395), (610, 37916), (1220, 18958), (2440, 9479)]