139120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:97

約数の個数: 40

約数和(自身を含む): 339264

約数和(自身を除く): 200144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1480, 1739, 1880, 2960, 3478, 3760, 6956, 8695, 13912, 17390, 27824, 34780, 69560, 139120]

約数ペア:

[(1, 139120), (2, 69560), (4, 34780), (5, 27824), (8, 17390), (10, 13912), (16, 8695), (20, 6956), (37, 3760), (40, 3478), (47, 2960), (74, 1880), (80, 1739), (94, 1480), (148, 940), (185, 752), (188, 740), (235, 592), (296, 470), (370, 376)]