61142020

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{4639}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 128620800

約数和(自身を除く): 67478780

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 4639, 6590, 9278, 13180, 18556, 23195, 46390, 92780, 3057101, 6114202, 12228404, 15285505, 30571010, 61142020]

約数ペア:

[(1, 61142020), (2, 30571010), (4, 15285505), (5, 12228404), (10, 6114202), (20, 3057101), (659, 92780), (1318, 46390), (2636, 23195), (3295, 18556), (4639, 13180), (6590, 9278)]