39795860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{569}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 90493200

約数和(自身を除く): 50697340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 569, 1076, 1138, 1345, 2276, 2690, 2845, 3497, 5380, 5690, 6994, 7397, 11380, 13988, 14794, 17485, 29588, 34970, 36985, 69940, 73970, 147940, 153061, 306122, 612244, 765305, 1530610, 1989793, 3061220, 3979586, 7959172, 9948965, 19897930, 39795860]

約数ペア:

[(1, 39795860), (2, 19897930), (4, 9948965), (5, 7959172), (10, 3979586), (13, 3061220), (20, 1989793), (26, 1530610), (52, 765305), (65, 612244), (130, 306122), (260, 153061), (269, 147940), (538, 73970), (569, 69940), (1076, 36985), (1138, 34970), (1345, 29588), (2276, 17485), (2690, 14794), (2845, 13988), (3497, 11380), (5380, 7397), (5690, 6994)]