22881880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1151}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 36837800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1151, 1420, 1988, 2302, 2485, 2840, 3976, 4604, 4970, 5755, 8057, 9208, 9940, 11510, 16114, 19880, 23020, 32228, 40285, 46040, 64456, 80570, 81721, 161140, 163442, 322280, 326884, 408605, 572047, 653768, 817210, 1144094, 1634420, 2288188, 2860235, 3268840, 4576376, 5720470, 11440940, 22881880]

約数ペア:

[(1, 22881880), (2, 11440940), (4, 5720470), (5, 4576376), (7, 3268840), (8, 2860235), (10, 2288188), (14, 1634420), (20, 1144094), (28, 817210), (35, 653768), (40, 572047), (56, 408605), (70, 326884), (71, 322280), (140, 163442), (142, 161140), (280, 81721), (284, 80570), (355, 64456), (497, 46040), (568, 40285), (710, 32228), (994, 23020), (1151, 19880), (1420, 16114), (1988, 11510), (2302, 9940), (2485, 9208), (2840, 8057), (3976, 5755), (4604, 4970)]