408090284

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 880750080

約数和(自身を除く): 472659796

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 361, 532, 658, 722, 859, 893, 1316, 1444, 1718, 1786, 2527, 3436, 3572, 5054, 6013, 6251, 10108, 12026, 12502, 16321, 16967, 24052, 25004, 32642, 33934, 40373, 65284, 67868, 80746, 114247, 118769, 161492, 228494, 237538, 282611, 310099, 456988, 475076, 565222, 620198, 767087, 1130444, 1240396, 1534174, 2170693, 3068348, 4341386, 5369609, 8682772, 10739218, 14574653, 21478436, 29149306, 58298612, 102022571, 204045142, 408090284]

約数ペア:

[(1, 408090284), (2, 204045142), (4, 102022571), (7, 58298612), (14, 29149306), (19, 21478436), (28, 14574653), (38, 10739218), (47, 8682772), (76, 5369609), (94, 4341386), (133, 3068348), (188, 2170693), (266, 1534174), (329, 1240396), (361, 1130444), (532, 767087), (658, 620198), (722, 565222), (859, 475076), (893, 456988), (1316, 310099), (1444, 282611), (1718, 237538), (1786, 228494), (2527, 161492), (3436, 118769), (3572, 114247), (5054, 80746), (6013, 67868), (6251, 65284), (10108, 40373), (12026, 33934), (12502, 32642), (16321, 25004), (16967, 24052)]