1360720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 3220776

約数和(自身を除く): 1860056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 233, 292, 365, 466, 584, 730, 932, 1165, 1168, 1460, 1864, 2330, 2920, 3728, 4660, 5840, 9320, 17009, 18640, 34018, 68036, 85045, 136072, 170090, 272144, 340180, 680360, 1360720]

約数ペア:

[(1, 1360720), (2, 680360), (4, 340180), (5, 272144), (8, 170090), (10, 136072), (16, 85045), (20, 68036), (40, 34018), (73, 18640), (80, 17009), (146, 9320), (233, 5840), (292, 4660), (365, 3728), (466, 2920), (584, 2330), (730, 1864), (932, 1460), (1165, 1168)]