7966840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 21067200

約数和(自身を除く): 13100360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 769, 1036, 1295, 1480, 1538, 2072, 2590, 3076, 3845, 5180, 5383, 6152, 7690, 10360, 10766, 15380, 21532, 26915, 28453, 30760, 43064, 53830, 56906, 107660, 113812, 142265, 199171, 215320, 227624, 284530, 398342, 569060, 796684, 995855, 1138120, 1593368, 1991710, 3983420, 7966840]

約数ペア:

[(1, 7966840), (2, 3983420), (4, 1991710), (5, 1593368), (7, 1138120), (8, 995855), (10, 796684), (14, 569060), (20, 398342), (28, 284530), (35, 227624), (37, 215320), (40, 199171), (56, 142265), (70, 113812), (74, 107660), (140, 56906), (148, 53830), (185, 43064), (259, 30760), (280, 28453), (296, 26915), (370, 21532), (518, 15380), (740, 10766), (769, 10360), (1036, 7690), (1295, 6152), (1480, 5383), (1538, 5180), (2072, 3845), (2590, 3076)]