280410544

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{261577}}^1$

素因数の和:261652

約数の個数: 20

約数和(自身を含む): 551406424

約数和(自身を除く): 270995880

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 261577, 523154, 1046308, 2092616, 4185232, 17525659, 35051318, 70102636, 140205272, 280410544]

約数ペア:

[(1, 280410544), (2, 140205272), (4, 70102636), (8, 35051318), (16, 17525659), (67, 4185232), (134, 2092616), (268, 1046308), (536, 523154), (1072, 261577)]