39738080

素因数分解:

$2^5\times 5^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 94303440

約数和(自身を除く): 54565360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 307, 614, 809, 1228, 1535, 1618, 2456, 3070, 3236, 4045, 4912, 6140, 6472, 8090, 9824, 12280, 12944, 16180, 24560, 25888, 32360, 49120, 64720, 129440, 248363, 496726, 993452, 1241815, 1986904, 2483630, 3973808, 4967260, 7947616, 9934520, 19869040, 39738080]

約数ペア:

[(1, 39738080), (2, 19869040), (4, 9934520), (5, 7947616), (8, 4967260), (10, 3973808), (16, 2483630), (20, 1986904), (32, 1241815), (40, 993452), (80, 496726), (160, 248363), (307, 129440), (614, 64720), (809, 49120), (1228, 32360), (1535, 25888), (1618, 24560), (2456, 16180), (3070, 12944), (3236, 12280), (4045, 9824), (4912, 8090), (6140, 6472)]