123646780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{1013}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 275970240

約数和(自身を除く): 152323460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 359, 718, 1013, 1436, 1795, 2026, 3590, 4052, 5065, 6103, 7180, 10130, 12206, 17221, 20260, 24412, 30515, 34442, 61030, 68884, 86105, 122060, 172210, 344420, 363667, 727334, 1454668, 1818335, 3636670, 6182339, 7273340, 12364678, 24729356, 30911695, 61823390, 123646780]

約数ペア:

[(1, 123646780), (2, 61823390), (4, 30911695), (5, 24729356), (10, 12364678), (17, 7273340), (20, 6182339), (34, 3636670), (68, 1818335), (85, 1454668), (170, 727334), (340, 363667), (359, 344420), (718, 172210), (1013, 122060), (1436, 86105), (1795, 68884), (2026, 61030), (3590, 34442), (4052, 30515), (5065, 24412), (6103, 20260), (7180, 17221), (10130, 12206)]