20224653880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7121357}}^1$

素因数の和:7121439

約数の個数: 32

約数和(自身を含む): 46146399840

約数和(自身を除く): 25921745960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 7121357, 14242714, 28485428, 35606785, 56970856, 71213570, 142427140, 284854280, 505616347, 1011232694, 2022465388, 2528081735, 4044930776, 5056163470, 10112326940, 20224653880]

約数ペア:

[(1, 20224653880), (2, 10112326940), (4, 5056163470), (5, 4044930776), (8, 2528081735), (10, 2022465388), (20, 1011232694), (40, 505616347), (71, 284854280), (142, 142427140), (284, 71213570), (355, 56970856), (568, 35606785), (710, 28485428), (1420, 14242714), (2840, 7121357)]