1929980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 36

約数和(自身を含む): 4396392

約数和(自身を除く): 2466412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 571, 676, 845, 1142, 1690, 2284, 2855, 3380, 5710, 7423, 11420, 14846, 29692, 37115, 74230, 96499, 148460, 192998, 385996, 482495, 964990, 1929980]

約数ペア:

[(1, 1929980), (2, 964990), (4, 482495), (5, 385996), (10, 192998), (13, 148460), (20, 96499), (26, 74230), (52, 37115), (65, 29692), (130, 14846), (169, 11420), (260, 7423), (338, 5710), (571, 3380), (676, 2855), (845, 2284), (1142, 1690)]