3129880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 7642080

約数和(自身を除く): 4512200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 463, 520, 676, 845, 926, 1352, 1690, 1852, 2315, 3380, 3704, 4630, 6019, 6760, 9260, 12038, 18520, 24076, 30095, 48152, 60190, 78247, 120380, 156494, 240760, 312988, 391235, 625976, 782470, 1564940, 3129880]

約数ペア:

[(1, 3129880), (2, 1564940), (4, 782470), (5, 625976), (8, 391235), (10, 312988), (13, 240760), (20, 156494), (26, 120380), (40, 78247), (52, 60190), (65, 48152), (104, 30095), (130, 24076), (169, 18520), (260, 12038), (338, 9260), (463, 6760), (520, 6019), (676, 4630), (845, 3704), (926, 3380), (1352, 2315), (1690, 1852)]