23978680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54497}}^1$

素因数の和:54519

約数の個数: 32

約数和(自身を含む): 58857840

約数和(自身を除く): 34879160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 54497, 108994, 217988, 272485, 435976, 544970, 599467, 1089940, 1198934, 2179880, 2397868, 2997335, 4795736, 5994670, 11989340, 23978680]

約数ペア:

[(1, 23978680), (2, 11989340), (4, 5994670), (5, 4795736), (8, 2997335), (10, 2397868), (11, 2179880), (20, 1198934), (22, 1089940), (40, 599467), (44, 544970), (55, 435976), (88, 272485), (110, 217988), (220, 108994), (440, 54497)]