682720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 1714608

約数和(自身を除く): 1031888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 251, 272, 340, 502, 544, 680, 1004, 1255, 1360, 2008, 2510, 2720, 4016, 4267, 5020, 8032, 8534, 10040, 17068, 20080, 21335, 34136, 40160, 42670, 68272, 85340, 136544, 170680, 341360, 682720]

約数ペア:

[(1, 682720), (2, 341360), (4, 170680), (5, 136544), (8, 85340), (10, 68272), (16, 42670), (17, 40160), (20, 34136), (32, 21335), (34, 20080), (40, 17068), (68, 10040), (80, 8534), (85, 8032), (136, 5020), (160, 4267), (170, 4016), (251, 2720), (272, 2510), (340, 2008), (502, 1360), (544, 1255), (680, 1004)]