13747720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1327}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 36334080

約数和(自身を除く): 22586360

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, 1036, 1295, 1327, 1480, 2072, 2590, 2654, 5180, 5308, 6635, 9289, 10360, 10616, 13270, 18578, 26540, 37156, 46445, 49099, 53080, 74312, 92890, 98198, 185780, 196396, 245495, 343693, 371560, 392792, 490990, 687386, 981980, 1374772, 1718465, 1963960, 2749544, 3436930, 6873860, 13747720]

約数ペア:

[(1, 13747720), (2, 6873860), (4, 3436930), (5, 2749544), (7, 1963960), (8, 1718465), (10, 1374772), (14, 981980), (20, 687386), (28, 490990), (35, 392792), (37, 371560), (40, 343693), (56, 245495), (70, 196396), (74, 185780), (140, 98198), (148, 92890), (185, 74312), (259, 53080), (280, 49099), (296, 46445), (370, 37156), (518, 26540), (740, 18578), (1036, 13270), (1295, 10616), (1327, 10360), (1480, 9289), (2072, 6635), (2590, 5308), (2654, 5180)]