8307260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 19051200

約数和(自身を除く): 10743940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 359, 445, 718, 890, 1157, 1436, 1780, 1795, 2314, 3590, 4628, 4667, 5785, 7180, 9334, 11570, 18668, 23140, 23335, 31951, 46670, 63902, 93340, 127804, 159755, 319510, 415363, 639020, 830726, 1661452, 2076815, 4153630, 8307260]

約数ペア:

[(1, 8307260), (2, 4153630), (4, 2076815), (5, 1661452), (10, 830726), (13, 639020), (20, 415363), (26, 319510), (52, 159755), (65, 127804), (89, 93340), (130, 63902), (178, 46670), (260, 31951), (356, 23335), (359, 23140), (445, 18668), (718, 11570), (890, 9334), (1157, 7180), (1436, 5785), (1780, 4667), (1795, 4628), (2314, 3590)]