784129220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{67481}}^1$

素因数の和:67580

約数の個数: 48

約数和(自身を含む): 1904611968

約数和(自身を除く): 1120482748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 11620, 67481, 134962, 269924, 337405, 472367, 674810, 944734, 1349620, 1889468, 2361835, 4723670, 5600923, 9447340, 11201846, 22403692, 28004615, 39206461, 56009230, 78412922, 112018460, 156825844, 196032305, 392064610, 784129220]

約数ペア:

[(1, 784129220), (2, 392064610), (4, 196032305), (5, 156825844), (7, 112018460), (10, 78412922), (14, 56009230), (20, 39206461), (28, 28004615), (35, 22403692), (70, 11201846), (83, 9447340), (140, 5600923), (166, 4723670), (332, 2361835), (415, 1889468), (581, 1349620), (830, 944734), (1162, 674810), (1660, 472367), (2324, 337405), (2905, 269924), (5810, 134962), (11620, 67481)]