9974380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{227}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 22790880

約数和(自身を除く): 12816500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 227, 260, 338, 454, 676, 845, 908, 1135, 1690, 2197, 2270, 2951, 3380, 4394, 4540, 5902, 8788, 10985, 11804, 14755, 21970, 29510, 38363, 43940, 59020, 76726, 153452, 191815, 383630, 498719, 767260, 997438, 1994876, 2493595, 4987190, 9974380]

約数ペア:

[(1, 9974380), (2, 4987190), (4, 2493595), (5, 1994876), (10, 997438), (13, 767260), (20, 498719), (26, 383630), (52, 191815), (65, 153452), (130, 76726), (169, 59020), (227, 43940), (260, 38363), (338, 29510), (454, 21970), (676, 14755), (845, 11804), (908, 10985), (1135, 8788), (1690, 5902), (2197, 4540), (2270, 4394), (2951, 3380)]