23961320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13931}}^1$

素因数の和:13985

約数の個数: 32

約数和(自身を含む): 55170720

約数和(自身を除く): 31209400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 13931, 27862, 55724, 69655, 111448, 139310, 278620, 557240, 599033, 1198066, 2396132, 2995165, 4792264, 5990330, 11980660, 23961320]

約数ペア:

[(1, 23961320), (2, 11980660), (4, 5990330), (5, 4792264), (8, 2995165), (10, 2396132), (20, 1198066), (40, 599033), (43, 557240), (86, 278620), (172, 139310), (215, 111448), (344, 69655), (430, 55724), (860, 27862), (1720, 13931)]