47771440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{16139}}^1$

素因数の和:16189

約数の個数: 40

約数和(自身を含む): 114077520

約数和(自身を除く): 66306080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 16139, 32278, 64556, 80695, 129112, 161390, 258224, 322780, 597143, 645560, 1194286, 1291120, 2388572, 2985715, 4777144, 5971430, 9554288, 11942860, 23885720, 47771440]

約数ペア:

[(1, 47771440), (2, 23885720), (4, 11942860), (5, 9554288), (8, 5971430), (10, 4777144), (16, 2985715), (20, 2388572), (37, 1291120), (40, 1194286), (74, 645560), (80, 597143), (148, 322780), (185, 258224), (296, 161390), (370, 129112), (592, 80695), (740, 64556), (1480, 32278), (2960, 16139)]