4921480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2017}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 11260440

約数和(自身を除く): 6338960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2017, 2440, 4034, 8068, 10085, 16136, 20170, 40340, 80680, 123037, 246074, 492148, 615185, 984296, 1230370, 2460740, 4921480]

約数ペア:

[(1, 4921480), (2, 2460740), (4, 1230370), (5, 984296), (8, 615185), (10, 492148), (20, 246074), (40, 123037), (61, 80680), (122, 40340), (244, 20170), (305, 16136), (488, 10085), (610, 8068), (1220, 4034), (2017, 2440)]