2238417.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 112742784

約数和(自身を除く): 68159024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 163, 208, 260, 263, 326, 520, 526, 652, 815, 1040, 1052, 1304, 1315, 1630, 2104, 2119, 2608, 2630, 3260, 3419, 4208, 4238, 5260, 6520, 6838, 8476, 10520, 10595, 13040, 13676, 16952, 17095, 21040, 21190, 27352, 33904, 34190, 42380, 42869, 54704, 68380, 84760, 85738, 136760, 169520, 171476, 214345, 273520, 342952, 428690, 557297, 685904, 857380, 1114594, 1714760, 2229188, 2786485, 3429520, 4458376, 5572970, 8916752, 11145940, 22291880, 44583760]

約数ペア:

[(1, 44583760), (2, 22291880), (4, 11145940), (5, 8916752), (8, 5572970), (10, 4458376), (13, 3429520), (16, 2786485), (20, 2229188), (26, 1714760), (40, 1114594), (52, 857380), (65, 685904), (80, 557297), (104, 428690), (130, 342952), (163, 273520), (208, 214345), (260, 171476), (263, 169520), (326, 136760), (520, 85738), (526, 84760), (652, 68380), (815, 54704), (1040, 42869), (1052, 42380), (1304, 34190), (1315, 33904), (1630, 27352), (2104, 21190), (2119, 21040), (2608, 17095), (2630, 16952), (3260, 13676), (3419, 13040), (4208, 10595), (4238, 10520), (5260, 8476), (6520, 6838)]