1365440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:285

約数の個数: 56

約数和(自身を含む): 3456432

約数和(自身を除く): 2090992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 251, 272, 320, 340, 502, 544, 680, 1004, 1088, 1255, 1360, 2008, 2510, 2720, 4016, 4267, 5020, 5440, 8032, 8534, 10040, 16064, 17068, 20080, 21335, 34136, 40160, 42670, 68272, 80320, 85340, 136544, 170680, 273088, 341360, 682720, 1365440]

約数ペア:

[(1, 1365440), (2, 682720), (4, 341360), (5, 273088), (8, 170680), (10, 136544), (16, 85340), (17, 80320), (20, 68272), (32, 42670), (34, 40160), (40, 34136), (64, 21335), (68, 20080), (80, 17068), (85, 16064), (136, 10040), (160, 8534), (170, 8032), (251, 5440), (272, 5020), (320, 4267), (340, 4016), (502, 2720), (544, 2510), (680, 2008), (1004, 1360), (1088, 1255)]