488877620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317453}}^1$

素因数の和:317480

約数の個数: 48

約数和(自身を含む): 1279974528

約数和(自身を除く): 791096908

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 317453, 634906, 1269812, 1587265, 2222171, 3174530, 3491983, 4444342, 6349060, 6983966, 8888684, 11110855, 13967932, 17459915, 22221710, 24443881, 34919830, 44443420, 48887762, 69839660, 97775524, 122219405, 244438810, 488877620]

約数ペア:

[(1, 488877620), (2, 244438810), (4, 122219405), (5, 97775524), (7, 69839660), (10, 48887762), (11, 44443420), (14, 34919830), (20, 24443881), (22, 22221710), (28, 17459915), (35, 13967932), (44, 11110855), (55, 8888684), (70, 6983966), (77, 6349060), (110, 4444342), (140, 3491983), (154, 3174530), (220, 2222171), (308, 1587265), (385, 1269812), (770, 634906), (1540, 317453)]