8368880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:658

約数の個数: 60

約数和(自身を含む): 21103560

約数和(自身を除く): 12734680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 619, 676, 845, 1040, 1238, 1352, 1690, 2476, 2704, 3095, 3380, 4952, 6190, 6760, 8047, 9904, 12380, 13520, 16094, 24760, 32188, 40235, 49520, 64376, 80470, 104611, 128752, 160940, 209222, 321880, 418444, 523055, 643760, 836888, 1046110, 1673776, 2092220, 4184440, 8368880]

約数ペア:

[(1, 8368880), (2, 4184440), (4, 2092220), (5, 1673776), (8, 1046110), (10, 836888), (13, 643760), (16, 523055), (20, 418444), (26, 321880), (40, 209222), (52, 160940), (65, 128752), (80, 104611), (104, 80470), (130, 64376), (169, 49520), (208, 40235), (260, 32188), (338, 24760), (520, 16094), (619, 13520), (676, 12380), (845, 9904), (1040, 8047), (1238, 6760), (1352, 6190), (1690, 4952), (2476, 3380), (2704, 3095)]