40809184

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 87085152

約数和(自身を除く): 46275968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 263, 373, 416, 526, 746, 1052, 1492, 2104, 2984, 3419, 4208, 4849, 5968, 6838, 8416, 9698, 11936, 13676, 19396, 27352, 38792, 54704, 77584, 98099, 109408, 155168, 196198, 392396, 784792, 1275287, 1569584, 2550574, 3139168, 5101148, 10202296, 20404592, 40809184]

約数ペア:

[(1, 40809184), (2, 20404592), (4, 10202296), (8, 5101148), (13, 3139168), (16, 2550574), (26, 1569584), (32, 1275287), (52, 784792), (104, 392396), (208, 196198), (263, 155168), (373, 109408), (416, 98099), (526, 77584), (746, 54704), (1052, 38792), (1492, 27352), (2104, 19396), (2984, 13676), (3419, 11936), (4208, 9698), (4849, 8416), (5968, 6838)]