22291880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 54552960

約数和(自身を除く): 32261080

約数列:

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

約数ペア:

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