20061760

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:971

約数の個数: 56

約数和(自身を含む): 48499776

約数和(自身を除く): 28438016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 883, 1136, 1420, 1766, 2272, 2840, 3532, 4415, 4544, 5680, 7064, 8830, 11360, 14128, 17660, 22720, 28256, 35320, 56512, 62693, 70640, 125386, 141280, 250772, 282560, 313465, 501544, 626930, 1003088, 1253860, 2006176, 2507720, 4012352, 5015440, 10030880, 20061760]

約数ペア:

[(1, 20061760), (2, 10030880), (4, 5015440), (5, 4012352), (8, 2507720), (10, 2006176), (16, 1253860), (20, 1003088), (32, 626930), (40, 501544), (64, 313465), (71, 282560), (80, 250772), (142, 141280), (160, 125386), (284, 70640), (320, 62693), (355, 56512), (568, 35320), (710, 28256), (883, 22720), (1136, 17660), (1420, 14128), (1766, 11360), (2272, 8830), (2840, 7064), (3532, 5680), (4415, 4544)]