7956880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 18748800

約数和(自身を除く): 10791920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1259, 1264, 1580, 2518, 3160, 5036, 6295, 6320, 10072, 12590, 20144, 25180, 50360, 99461, 100720, 198922, 397844, 497305, 795688, 994610, 1591376, 1989220, 3978440, 7956880]

約数ペア:

[(1, 7956880), (2, 3978440), (4, 1989220), (5, 1591376), (8, 994610), (10, 795688), (16, 497305), (20, 397844), (40, 198922), (79, 100720), (80, 99461), (158, 50360), (316, 25180), (395, 20144), (632, 12590), (790, 10072), (1259, 6320), (1264, 6295), (1580, 5036), (2518, 3160)]