1557295090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{20201}}^1$

素因数の和:20814

約数の個数: 32

約数和(自身を含む): 3023996976

約数和(自身を除く): 1466701886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 593, 1186, 2965, 5930, 7709, 15418, 20201, 38545, 40402, 77090, 101005, 202010, 262613, 525226, 1313065, 2626130, 11979193, 23958386, 59895965, 119791930, 155729509, 311459018, 778647545, 1557295090]

約数ペア:

[(1, 1557295090), (2, 778647545), (5, 311459018), (10, 155729509), (13, 119791930), (26, 59895965), (65, 23958386), (130, 11979193), (593, 2626130), (1186, 1313065), (2965, 525226), (5930, 262613), (7709, 202010), (15418, 101005), (20201, 77090), (38545, 40402)]