39828490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9883}}^1$

素因数の和:9934

約数の個数: 32

約数和(自身を含む): 79704576

約数和(自身を除く): 39876086

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 9883, 19766, 49415, 98830, 128479, 256958, 306373, 612746, 642395, 1284790, 1531865, 3063730, 3982849, 7965698, 19914245, 39828490]

約数ペア:

[(1, 39828490), (2, 19914245), (5, 7965698), (10, 3982849), (13, 3063730), (26, 1531865), (31, 1284790), (62, 642395), (65, 612746), (130, 306373), (155, 256958), (310, 128479), (403, 98830), (806, 49415), (2015, 19766), (4030, 9883)]