4313140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 9970128

約数和(自身を除く): 5656988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 313, 530, 626, 689, 1060, 1252, 1378, 1565, 2756, 3130, 3445, 4069, 6260, 6890, 8138, 13780, 16276, 16589, 20345, 33178, 40690, 66356, 81380, 82945, 165890, 215657, 331780, 431314, 862628, 1078285, 2156570, 4313140]

約数ペア:

[(1, 4313140), (2, 2156570), (4, 1078285), (5, 862628), (10, 431314), (13, 331780), (20, 215657), (26, 165890), (52, 82945), (53, 81380), (65, 66356), (106, 40690), (130, 33178), (212, 20345), (260, 16589), (265, 16276), (313, 13780), (530, 8138), (626, 6890), (689, 6260), (1060, 4069), (1252, 3445), (1378, 3130), (1565, 2756)]