2912160140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2050817}}^1$

素因数の和:2050897

約数の個数: 24

約数和(自身を含む): 6201673632

約数和(自身を除く): 3289513492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2050817, 4101634, 8203268, 10254085, 20508170, 41016340, 145608007, 291216014, 582432028, 728040035, 1456080070, 2912160140]

約数ペア:

[(1, 2912160140), (2, 1456080070), (4, 728040035), (5, 582432028), (10, 291216014), (20, 145608007), (71, 41016340), (142, 20508170), (284, 10254085), (355, 8203268), (710, 4101634), (1420, 2050817)]