290466820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{9833}}^1$

素因数の和:10060

約数の個数: 48

約数和(自身を含む): 700495488

約数和(自身を除く): 410028668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2954, 4220, 5908, 7385, 9833, 14770, 19666, 29540, 39332, 49165, 68831, 98330, 137662, 196660, 275324, 344155, 688310, 1376620, 2074763, 4149526, 8299052, 10373815, 14523341, 20747630, 29046682, 41495260, 58093364, 72616705, 145233410, 290466820]

約数ペア:

[(1, 290466820), (2, 145233410), (4, 72616705), (5, 58093364), (7, 41495260), (10, 29046682), (14, 20747630), (20, 14523341), (28, 10373815), (35, 8299052), (70, 4149526), (140, 2074763), (211, 1376620), (422, 688310), (844, 344155), (1055, 275324), (1477, 196660), (2110, 137662), (2954, 98330), (4220, 68831), (5908, 49165), (7385, 39332), (9833, 29540), (14770, 19666)]