173621140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{112741}}^1$

素因数の和:112768

約数の個数: 48

約数和(自身を含む): 454575744

約数和(自身を除く): 280954604

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, 112741, 225482, 450964, 563705, 789187, 1127410, 1240151, 1578374, 2254820, 2480302, 3156748, 3945935, 4960604, 6200755, 7891870, 8681057, 12401510, 15783740, 17362114, 24803020, 34724228, 43405285, 86810570, 173621140]

約数ペア:

[(1, 173621140), (2, 86810570), (4, 43405285), (5, 34724228), (7, 24803020), (10, 17362114), (11, 15783740), (14, 12401510), (20, 8681057), (22, 7891870), (28, 6200755), (35, 4960604), (44, 3945935), (55, 3156748), (70, 2480302), (77, 2254820), (110, 1578374), (140, 1240151), (154, 1127410), (220, 789187), (308, 563705), (385, 450964), (770, 225482), (1540, 112741)]