66823240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151871}}^1$

素因数の和:151893

約数の個数: 32

約数和(自身を含む): 164021760

約数和(自身を除く): 97198520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 151871, 303742, 607484, 759355, 1214968, 1518710, 1670581, 3037420, 3341162, 6074840, 6682324, 8352905, 13364648, 16705810, 33411620, 66823240]

約数ペア:

[(1, 66823240), (2, 33411620), (4, 16705810), (5, 13364648), (8, 8352905), (10, 6682324), (11, 6074840), (20, 3341162), (22, 3037420), (40, 1670581), (44, 1518710), (55, 1214968), (88, 759355), (110, 607484), (220, 303742), (440, 151871)]