49928620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5023}}^1$

素因数の和:5110

約数の個数: 48

約数和(自身を含む): 121540608

約数和(自身を除く): 71611988

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, 5023, 9940, 10046, 20092, 25115, 35161, 50230, 70322, 100460, 140644, 175805, 351610, 356633, 703220, 713266, 1426532, 1783165, 2496431, 3566330, 4992862, 7132660, 9985724, 12482155, 24964310, 49928620]

約数ペア:

[(1, 49928620), (2, 24964310), (4, 12482155), (5, 9985724), (7, 7132660), (10, 4992862), (14, 3566330), (20, 2496431), (28, 1783165), (35, 1426532), (70, 713266), (71, 703220), (140, 356633), (142, 351610), (284, 175805), (355, 140644), (497, 100460), (710, 70322), (994, 50230), (1420, 35161), (1988, 25115), (2485, 20092), (4970, 10046), (5023, 9940)]