15487980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{881}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 43563744

約数和(自身を除く): 28075764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 293, 586, 879, 881, 1172, 1465, 1758, 1762, 2643, 2930, 3516, 3524, 4395, 4405, 5286, 5860, 8790, 8810, 10572, 13215, 17580, 17620, 26430, 52860, 258133, 516266, 774399, 1032532, 1290665, 1548798, 2581330, 3097596, 3871995, 5162660, 7743990, 15487980]

約数ペア:

[(1, 15487980), (2, 7743990), (3, 5162660), (4, 3871995), (5, 3097596), (6, 2581330), (10, 1548798), (12, 1290665), (15, 1032532), (20, 774399), (30, 516266), (60, 258133), (293, 52860), (586, 26430), (879, 17620), (881, 17580), (1172, 13215), (1465, 10572), (1758, 8810), (1762, 8790), (2643, 5860), (2930, 5286), (3516, 4405), (3524, 4395)]