25792840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4639}}^1$

素因数の和:4789

約数の個数: 32

約数和(自身を含む): 58464000

約数和(自身を除く): 32671160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 4639, 5560, 9278, 18556, 23195, 37112, 46390, 92780, 185560, 644821, 1289642, 2579284, 3224105, 5158568, 6448210, 12896420, 25792840]

約数ペア:

[(1, 25792840), (2, 12896420), (4, 6448210), (5, 5158568), (8, 3224105), (10, 2579284), (20, 1289642), (40, 644821), (139, 185560), (278, 92780), (556, 46390), (695, 37112), (1112, 23195), (1390, 18556), (2780, 9278), (4639, 5560)]