612179620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{123923}}^1$

素因数の和:123964

約数の個数: 48

約数和(自身を含む): 1457346240

約数和(自身を除く): 845166620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 123923, 247846, 495692, 619615, 1239230, 1610999, 2354537, 2478460, 3221998, 4709074, 6443996, 8054995, 9418148, 11772685, 16109990, 23545370, 30608981, 32219980, 47090740, 61217962, 122435924, 153044905, 306089810, 612179620]

約数ペア:

[(1, 612179620), (2, 306089810), (4, 153044905), (5, 122435924), (10, 61217962), (13, 47090740), (19, 32219980), (20, 30608981), (26, 23545370), (38, 16109990), (52, 11772685), (65, 9418148), (76, 8054995), (95, 6443996), (130, 4709074), (190, 3221998), (247, 2478460), (260, 2354537), (380, 1610999), (494, 1239230), (988, 619615), (1235, 495692), (2470, 247846), (4940, 123923)]