20169560

素因数分解:

$2^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{839}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 45511200

約数和(自身を除く): 25341640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 601, 839, 1202, 1678, 2404, 3005, 3356, 4195, 4808, 6010, 6712, 8390, 12020, 16780, 24040, 33560, 504239, 1008478, 2016956, 2521195, 4033912, 5042390, 10084780, 20169560]

約数ペア:

[(1, 20169560), (2, 10084780), (4, 5042390), (5, 4033912), (8, 2521195), (10, 2016956), (20, 1008478), (40, 504239), (601, 33560), (839, 24040), (1202, 16780), (1678, 12020), (2404, 8390), (3005, 6712), (3356, 6010), (4195, 4808)]