2721440

素因数分解:

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

素因数の和:321

約数の個数: 48

約数和(自身を含む): 6545448

約数和(自身を除く): 3824008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 233, 292, 365, 466, 584, 730, 932, 1165, 1168, 1460, 1864, 2330, 2336, 2920, 3728, 4660, 5840, 7456, 9320, 11680, 17009, 18640, 34018, 37280, 68036, 85045, 136072, 170090, 272144, 340180, 544288, 680360, 1360720, 2721440]

約数ペア:

[(1, 2721440), (2, 1360720), (4, 680360), (5, 544288), (8, 340180), (10, 272144), (16, 170090), (20, 136072), (32, 85045), (40, 68036), (73, 37280), (80, 34018), (146, 18640), (160, 17009), (233, 11680), (292, 9320), (365, 7456), (466, 5840), (584, 4660), (730, 3728), (932, 2920), (1165, 2336), (1168, 2330), (1460, 1864)]