494855912

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{53}}^2\times {\mathrm{61}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 1014446790

約数和(自身を除く): 519590878

約数列:

[1, 2, 4, 8, 19, 38, 53, 61, 76, 106, 122, 152, 212, 244, 361, 424, 488, 722, 1007, 1159, 1444, 2014, 2318, 2809, 2888, 3233, 4028, 4636, 5618, 6466, 8056, 9272, 11236, 12932, 19133, 22021, 22472, 25864, 38266, 44042, 53371, 61427, 76532, 88084, 106742, 122854, 153064, 171349, 176168, 213484, 245708, 342698, 426968, 491416, 685396, 1014049, 1167113, 1370792, 2028098, 2334226, 3255631, 4056196, 4668452, 6511262, 8112392, 9336904, 13022524, 26045048, 61856989, 123713978, 247427956, 494855912]

約数ペア:

[(1, 494855912), (2, 247427956), (4, 123713978), (8, 61856989), (19, 26045048), (38, 13022524), (53, 9336904), (61, 8112392), (76, 6511262), (106, 4668452), (122, 4056196), (152, 3255631), (212, 2334226), (244, 2028098), (361, 1370792), (424, 1167113), (488, 1014049), (722, 685396), (1007, 491416), (1159, 426968), (1444, 342698), (2014, 245708), (2318, 213484), (2809, 176168), (2888, 171349), (3233, 153064), (4028, 122854), (4636, 106742), (5618, 88084), (6466, 76532), (8056, 61427), (9272, 53371), (11236, 44042), (12932, 38266), (19133, 25864), (22021, 22472)]