13215760

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{709}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 30902040

約数和(自身を除く): 17686280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 709, 932, 1165, 1418, 1864, 2330, 2836, 3545, 3728, 4660, 5672, 7090, 9320, 11344, 14180, 18640, 28360, 56720, 165197, 330394, 660788, 825985, 1321576, 1651970, 2643152, 3303940, 6607880, 13215760]

約数ペア:

[(1, 13215760), (2, 6607880), (4, 3303940), (5, 2643152), (8, 1651970), (10, 1321576), (16, 825985), (20, 660788), (40, 330394), (80, 165197), (233, 56720), (466, 28360), (709, 18640), (932, 14180), (1165, 11344), (1418, 9320), (1864, 7090), (2330, 5672), (2836, 4660), (3545, 3728)]