23129940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{991}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 64995840

約数和(自身を除く): 41865900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 991, 1167, 1556, 1945, 1982, 2334, 2973, 3890, 3964, 4668, 4955, 5835, 5946, 7780, 9910, 11670, 11892, 14865, 19820, 23340, 29730, 59460, 385499, 770998, 1156497, 1541996, 1927495, 2312994, 3854990, 4625988, 5782485, 7709980, 11564970, 23129940]

約数ペア:

[(1, 23129940), (2, 11564970), (3, 7709980), (4, 5782485), (5, 4625988), (6, 3854990), (10, 2312994), (12, 1927495), (15, 1541996), (20, 1156497), (30, 770998), (60, 385499), (389, 59460), (778, 29730), (991, 23340), (1167, 19820), (1556, 14865), (1945, 11892), (1982, 11670), (2334, 9910), (2973, 7780), (3890, 5946), (3964, 5835), (4668, 4955)]