2051222270

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1\times {\mathrm{4201}}^1$

素因数の和:4676

約数の個数: 32

約数和(自身を含む): 3728552256

約数和(自身を除く): 1677329986

約数列:

[1, 2, 5, 10, 157, 311, 314, 622, 785, 1555, 1570, 3110, 4201, 8402, 21005, 42010, 48827, 97654, 244135, 488270, 659557, 1306511, 1319114, 2613022, 3297785, 6532555, 6595570, 13065110, 205122227, 410244454, 1025611135, 2051222270]

約数ペア:

[(1, 2051222270), (2, 1025611135), (5, 410244454), (10, 205122227), (157, 13065110), (311, 6595570), (314, 6532555), (622, 3297785), (785, 2613022), (1555, 1319114), (1570, 1306511), (3110, 659557), (4201, 488270), (8402, 244135), (21005, 97654), (42010, 48827)]