668367040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189877}}^1$

素因数の和:189905

約数の個数: 56

約数和(自身を含む): 1736244432

約数和(自身を除く): 1067877392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 189877, 379754, 759508, 949385, 1519016, 1898770, 2088647, 3038032, 3797540, 4177294, 6076064, 7595080, 8354588, 10443235, 12152128, 15190160, 16709176, 20886470, 30380320, 33418352, 41772940, 60760640, 66836704, 83545880, 133673408, 167091760, 334183520, 668367040]

約数ペア:

[(1, 668367040), (2, 334183520), (4, 167091760), (5, 133673408), (8, 83545880), (10, 66836704), (11, 60760640), (16, 41772940), (20, 33418352), (22, 30380320), (32, 20886470), (40, 16709176), (44, 15190160), (55, 12152128), (64, 10443235), (80, 8354588), (88, 7595080), (110, 6076064), (160, 4177294), (176, 3797540), (220, 3038032), (320, 2088647), (352, 1898770), (440, 1519016), (704, 949385), (880, 759508), (1760, 379754), (3520, 189877)]