1897199360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{211741}}^1$

素因数の和:211769

約数の個数: 72

約数和(自身を含む): 5193607776

約数和(自身を除く): 3296408416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 211741, 423482, 846964, 1058705, 1482187, 1693928, 2117410, 2964374, 3387856, 4234820, 5928748, 6775712, 7410935, 8469640, 11857496, 13551424, 14821870, 16939280, 23714992, 27102848, 29643740, 33878560, 47429984, 54205696, 59287480, 67757120, 94859968, 118574960, 135514240, 189719936, 237149920, 271028480, 379439872, 474299840, 948599680, 1897199360]

約数ペア:

[(1, 1897199360), (2, 948599680), (4, 474299840), (5, 379439872), (7, 271028480), (8, 237149920), (10, 189719936), (14, 135514240), (16, 118574960), (20, 94859968), (28, 67757120), (32, 59287480), (35, 54205696), (40, 47429984), (56, 33878560), (64, 29643740), (70, 27102848), (80, 23714992), (112, 16939280), (128, 14821870), (140, 13551424), (160, 11857496), (224, 8469640), (256, 7410935), (280, 6775712), (320, 5928748), (448, 4234820), (560, 3387856), (640, 2964374), (896, 2117410), (1120, 1693928), (1280, 1482187), (1792, 1058705), (2240, 846964), (4480, 423482), (8960, 211741)]