3970840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2683}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 9179280

約数和(自身を除く): 5208440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 2683, 5366, 10732, 13415, 21464, 26830, 53660, 99271, 107320, 198542, 397084, 496355, 794168, 992710, 1985420, 3970840]

約数ペア:

[(1, 3970840), (2, 1985420), (4, 992710), (5, 794168), (8, 496355), (10, 397084), (20, 198542), (37, 107320), (40, 99271), (74, 53660), (148, 26830), (185, 21464), (296, 13415), (370, 10732), (740, 5366), (1480, 2683)]