20130199400

素因数分解:

$2^3\times 5^2\times {\mathrm{277}}^1\times {\mathrm{363361}}^1$

素因数の和:363654

約数の個数: 48

約数和(自身を含む): 46971805740

約数和(自身を除く): 26841606340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 277, 554, 1108, 1385, 2216, 2770, 5540, 6925, 11080, 13850, 27700, 55400, 363361, 726722, 1453444, 1816805, 2906888, 3633610, 7267220, 9084025, 14534440, 18168050, 36336100, 72672200, 100650997, 201301994, 402603988, 503254985, 805207976, 1006509970, 2013019940, 2516274925, 4026039880, 5032549850, 10065099700, 20130199400]

約数ペア:

[(1, 20130199400), (2, 10065099700), (4, 5032549850), (5, 4026039880), (8, 2516274925), (10, 2013019940), (20, 1006509970), (25, 805207976), (40, 503254985), (50, 402603988), (100, 201301994), (200, 100650997), (277, 72672200), (554, 36336100), (1108, 18168050), (1385, 14534440), (2216, 9084025), (2770, 7267220), (5540, 3633610), (6925, 2906888), (11080, 1816805), (13850, 1453444), (27700, 726722), (55400, 363361)]