473670820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{47653}}^1$

素因数の和:47740

約数の個数: 48

約数和(自身を含む): 1152845568

約数和(自身を除く): 679174748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 47653, 95306, 190612, 238265, 333571, 476530, 667142, 953060, 1334284, 1667855, 3335710, 3383363, 6671420, 6766726, 13533452, 16916815, 23683541, 33833630, 47367082, 67667260, 94734164, 118417705, 236835410, 473670820]

約数ペア:

[(1, 473670820), (2, 236835410), (4, 118417705), (5, 94734164), (7, 67667260), (10, 47367082), (14, 33833630), (20, 23683541), (28, 16916815), (35, 13533452), (70, 6766726), (71, 6671420), (140, 3383363), (142, 3335710), (284, 1667855), (355, 1334284), (497, 953060), (710, 667142), (994, 476530), (1420, 333571), (1988, 238265), (2485, 190612), (4970, 95306), (9940, 47653)]