2143280

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:453

約数の個数: 40

約数和(自身を含む): 5065152

約数和(自身を除く): 2921872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 367, 584, 730, 734, 1168, 1460, 1468, 1835, 2920, 2936, 3670, 5840, 5872, 7340, 14680, 26791, 29360, 53582, 107164, 133955, 214328, 267910, 428656, 535820, 1071640, 2143280]

約数ペア:

[(1, 2143280), (2, 1071640), (4, 535820), (5, 428656), (8, 267910), (10, 214328), (16, 133955), (20, 107164), (40, 53582), (73, 29360), (80, 26791), (146, 14680), (292, 7340), (365, 5872), (367, 5840), (584, 3670), (730, 2936), (734, 2920), (1168, 1835), (1460, 1468)]