42766280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 100018800

約数和(自身を除く): 57252520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 293, 328, 356, 410, 445, 586, 712, 820, 890, 1172, 1465, 1640, 1780, 2344, 2930, 3560, 3649, 5860, 7298, 11720, 12013, 14596, 18245, 24026, 26077, 29192, 36490, 48052, 52154, 60065, 72980, 96104, 104308, 120130, 130385, 145960, 208616, 240260, 260770, 480520, 521540, 1043080, 1069157, 2138314, 4276628, 5345785, 8553256, 10691570, 21383140, 42766280]

約数ペア:

[(1, 42766280), (2, 21383140), (4, 10691570), (5, 8553256), (8, 5345785), (10, 4276628), (20, 2138314), (40, 1069157), (41, 1043080), (82, 521540), (89, 480520), (164, 260770), (178, 240260), (205, 208616), (293, 145960), (328, 130385), (356, 120130), (410, 104308), (445, 96104), (586, 72980), (712, 60065), (820, 52154), (890, 48052), (1172, 36490), (1465, 29192), (1640, 26077), (1780, 24026), (2344, 18245), (2930, 14596), (3560, 12013), (3649, 11720), (5860, 7298)]