11679980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 14991700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 269, 334, 538, 668, 835, 1076, 1345, 1670, 2171, 2690, 3340, 3497, 4342, 5380, 6994, 8684, 10855, 13988, 17485, 21710, 34970, 43420, 44923, 69940, 89846, 179692, 224615, 449230, 583999, 898460, 1167998, 2335996, 2919995, 5839990, 11679980]

約数ペア:

[(1, 11679980), (2, 5839990), (4, 2919995), (5, 2335996), (10, 1167998), (13, 898460), (20, 583999), (26, 449230), (52, 224615), (65, 179692), (130, 89846), (167, 69940), (260, 44923), (269, 43420), (334, 34970), (538, 21710), (668, 17485), (835, 13988), (1076, 10855), (1345, 8684), (1670, 6994), (2171, 5380), (2690, 4342), (3340, 3497)]