22991000

素因数分解:

$2^3\times 5^3\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 54643680

約数和(自身を除く): 31652680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 125, 166, 200, 250, 277, 332, 415, 500, 554, 664, 830, 1000, 1108, 1385, 1660, 2075, 2216, 2770, 3320, 4150, 5540, 6925, 8300, 10375, 11080, 13850, 16600, 20750, 22991, 27700, 34625, 41500, 45982, 55400, 69250, 83000, 91964, 114955, 138500, 183928, 229910, 277000, 459820, 574775, 919640, 1149550, 2299100, 2873875, 4598200, 5747750, 11495500, 22991000]

約数ペア:

[(1, 22991000), (2, 11495500), (4, 5747750), (5, 4598200), (8, 2873875), (10, 2299100), (20, 1149550), (25, 919640), (40, 574775), (50, 459820), (83, 277000), (100, 229910), (125, 183928), (166, 138500), (200, 114955), (250, 91964), (277, 83000), (332, 69250), (415, 55400), (500, 45982), (554, 41500), (664, 34625), (830, 27700), (1000, 22991), (1108, 20750), (1385, 16600), (1660, 13850), (2075, 11080), (2216, 10375), (2770, 8300), (3320, 6925), (4150, 5540)]