23981320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54503}}^1$

素因数の和:54525

約数の個数: 32

約数和(自身を含む): 58864320

約数和(自身を除く): 34883000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 54503, 109006, 218012, 272515, 436024, 545030, 599533, 1090060, 1199066, 2180120, 2398132, 2997665, 4796264, 5995330, 11990660, 23981320]

約数ペア:

[(1, 23981320), (2, 11990660), (4, 5995330), (5, 4796264), (8, 2997665), (10, 2398132), (11, 2180120), (20, 1199066), (22, 1090060), (40, 599533), (44, 545030), (55, 436024), (88, 272515), (110, 218012), (220, 109006), (440, 54503)]