51463940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1049}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 118540800

約数和(自身を除く): 67076860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1049, 1115, 2098, 2230, 2453, 4196, 4460, 4906, 5245, 9812, 10490, 11539, 12265, 20980, 23078, 24530, 46156, 49060, 57695, 115390, 230780, 233927, 467854, 935708, 1169635, 2339270, 2573197, 4678540, 5146394, 10292788, 12865985, 25731970, 51463940]

約数ペア:

[(1, 51463940), (2, 25731970), (4, 12865985), (5, 10292788), (10, 5146394), (11, 4678540), (20, 2573197), (22, 2339270), (44, 1169635), (55, 935708), (110, 467854), (220, 233927), (223, 230780), (446, 115390), (892, 57695), (1049, 49060), (1115, 46156), (2098, 24530), (2230, 23078), (2453, 20980), (4196, 12265), (4460, 11539), (4906, 10490), (5245, 9812)]