122735440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80747}}^1$

素因数の和:80779

約数の個数: 40

約数和(自身を含む): 300382560

約数和(自身を除く): 177647120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 80747, 161494, 322988, 403735, 645976, 807470, 1291952, 1534193, 1614940, 3068386, 3229880, 6136772, 6459760, 7670965, 12273544, 15341930, 24547088, 30683860, 61367720, 122735440]

約数ペア:

[(1, 122735440), (2, 61367720), (4, 30683860), (5, 24547088), (8, 15341930), (10, 12273544), (16, 7670965), (19, 6459760), (20, 6136772), (38, 3229880), (40, 3068386), (76, 1614940), (80, 1534193), (95, 1291952), (152, 807470), (190, 645976), (304, 403735), (380, 322988), (760, 161494), (1520, 80747)]