4184440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{619}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 10211400

約数和(自身を除く): 6026960

約数列:

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

約数ペア:

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