520001270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{19483}}^1$

素因数の和:19664

約数の個数: 32

約数和(自身を含む): 997424928

約数和(自身を除く): 477423658

約数列:

[1, 2, 5, 10, 17, 34, 85, 157, 170, 314, 785, 1570, 2669, 5338, 13345, 19483, 26690, 38966, 97415, 194830, 331211, 662422, 1656055, 3058831, 3312110, 6117662, 15294155, 30588310, 52000127, 104000254, 260000635, 520001270]

約数ペア:

[(1, 520001270), (2, 260000635), (5, 104000254), (10, 52000127), (17, 30588310), (34, 15294155), (85, 6117662), (157, 3312110), (170, 3058831), (314, 1656055), (785, 662422), (1570, 331211), (2669, 194830), (5338, 97415), (13345, 38966), (19483, 26690)]