939710420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{12239}}^1$

素因数の和:12608

約数の個数: 48

約数和(自身を含む): 2159136000

約数和(自身を除く): 1219425580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 349, 698, 1396, 1745, 3490, 3839, 6980, 7678, 12239, 15356, 19195, 24478, 38390, 48956, 61195, 76780, 122390, 134629, 244780, 269258, 538516, 673145, 1346290, 2692580, 4271411, 8542822, 17085644, 21357055, 42714110, 46985521, 85428220, 93971042, 187942084, 234927605, 469855210, 939710420]

約数ペア:

[(1, 939710420), (2, 469855210), (4, 234927605), (5, 187942084), (10, 93971042), (11, 85428220), (20, 46985521), (22, 42714110), (44, 21357055), (55, 17085644), (110, 8542822), (220, 4271411), (349, 2692580), (698, 1346290), (1396, 673145), (1745, 538516), (3490, 269258), (3839, 244780), (6980, 134629), (7678, 122390), (12239, 76780), (15356, 61195), (19195, 48956), (24478, 38390)]