840275180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{8941}}^1$

素因数の和:9114

約数の個数: 48

約数和(自身を含む): 1826743296

約数和(自身を除く): 986468116

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 254, 370, 508, 635, 740, 1270, 2540, 4699, 8941, 9398, 17882, 18796, 23495, 35764, 44705, 46990, 89410, 93980, 178820, 330817, 661634, 1135507, 1323268, 1654085, 2271014, 3308170, 4542028, 5677535, 6616340, 11355070, 22710140, 42013759, 84027518, 168055036, 210068795, 420137590, 840275180]

約数ペア:

[(1, 840275180), (2, 420137590), (4, 210068795), (5, 168055036), (10, 84027518), (20, 42013759), (37, 22710140), (74, 11355070), (127, 6616340), (148, 5677535), (185, 4542028), (254, 3308170), (370, 2271014), (508, 1654085), (635, 1323268), (740, 1135507), (1270, 661634), (2540, 330817), (4699, 178820), (8941, 93980), (9398, 89410), (17882, 46990), (18796, 44705), (23495, 35764)]