138919460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{827}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 301299264

約数和(自身を除く): 162379804

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 227, 370, 454, 740, 827, 908, 1135, 1654, 2270, 3308, 4135, 4540, 8270, 8399, 16540, 16798, 30599, 33596, 41995, 61198, 83990, 122396, 152995, 167980, 187729, 305990, 375458, 611980, 750916, 938645, 1877290, 3754580, 6945973, 13891946, 27783892, 34729865, 69459730, 138919460]

約数ペア:

[(1, 138919460), (2, 69459730), (4, 34729865), (5, 27783892), (10, 13891946), (20, 6945973), (37, 3754580), (74, 1877290), (148, 938645), (185, 750916), (227, 611980), (370, 375458), (454, 305990), (740, 187729), (827, 167980), (908, 152995), (1135, 122396), (1654, 83990), (2270, 61198), (3308, 41995), (4135, 33596), (4540, 30599), (8270, 16798), (8399, 16540)]