183840980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 392345856

約数和(自身を除く): 208504876

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 271, 317, 428, 535, 542, 634, 1070, 1084, 1268, 1355, 1585, 2140, 2710, 3170, 5420, 6340, 28997, 33919, 57994, 67838, 85907, 115988, 135676, 144985, 169595, 171814, 289970, 339190, 343628, 429535, 579940, 678380, 859070, 1718140, 9192049, 18384098, 36768196, 45960245, 91920490, 183840980]

約数ペア:

[(1, 183840980), (2, 91920490), (4, 45960245), (5, 36768196), (10, 18384098), (20, 9192049), (107, 1718140), (214, 859070), (271, 678380), (317, 579940), (428, 429535), (535, 343628), (542, 339190), (634, 289970), (1070, 171814), (1084, 169595), (1268, 144985), (1355, 135676), (1585, 115988), (2140, 85907), (2710, 67838), (3170, 57994), (5420, 33919), (6340, 28997)]