245929710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{630589}}^1$

素因数の和:630612

約数の個数: 32

約数和(自身を含む): 635634720

約数和(自身を除く): 389705010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 630589, 1261178, 1891767, 3152945, 3783534, 6305890, 8197657, 9458835, 16395314, 18917670, 24592971, 40988285, 49185942, 81976570, 122964855, 245929710]

約数ペア:

[(1, 245929710), (2, 122964855), (3, 81976570), (5, 49185942), (6, 40988285), (10, 24592971), (13, 18917670), (15, 16395314), (26, 9458835), (30, 8197657), (39, 6305890), (65, 3783534), (78, 3152945), (130, 1891767), (195, 1261178), (390, 630589)]