39813968

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 60

約数和(自身を含む): 83480148

約数和(自身を除く): 43666180

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 113, 122, 152, 226, 244, 304, 361, 452, 488, 722, 904, 976, 1159, 1444, 1808, 2147, 2318, 2888, 4294, 4636, 5776, 6893, 8588, 9272, 13786, 17176, 18544, 22021, 27572, 34352, 40793, 44042, 55144, 81586, 88084, 110288, 130967, 163172, 176168, 261934, 326344, 352336, 523868, 652688, 1047736, 2095472, 2488373, 4976746, 9953492, 19906984, 39813968]

約数ペア:

[(1, 39813968), (2, 19906984), (4, 9953492), (8, 4976746), (16, 2488373), (19, 2095472), (38, 1047736), (61, 652688), (76, 523868), (113, 352336), (122, 326344), (152, 261934), (226, 176168), (244, 163172), (304, 130967), (361, 110288), (452, 88084), (488, 81586), (722, 55144), (904, 44042), (976, 40793), (1159, 34352), (1444, 27572), (1808, 22021), (2147, 18544), (2318, 17176), (2888, 13786), (4294, 9272), (4636, 8588), (5776, 6893)]