39394640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13309}}^1$

素因数の和:13359

約数の個数: 40

約数和(自身を含む): 94075080

約数和(自身を除く): 54680440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 13309, 26618, 53236, 66545, 106472, 133090, 212944, 266180, 492433, 532360, 984866, 1064720, 1969732, 2462165, 3939464, 4924330, 7878928, 9848660, 19697320, 39394640]

約数ペア:

[(1, 39394640), (2, 19697320), (4, 9848660), (5, 7878928), (8, 4924330), (10, 3939464), (16, 2462165), (20, 1969732), (37, 1064720), (40, 984866), (74, 532360), (80, 492433), (148, 266180), (185, 212944), (296, 133090), (370, 106472), (592, 66545), (740, 53236), (1480, 26618), (2960, 13309)]