1306095320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{487349}}^1$

素因数の和:487427

約数の個数: 32

約数和(自身を含む): 2982582000

約数和(自身を除く): 1676486680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 487349, 974698, 1949396, 2436745, 3898792, 4873490, 9746980, 19493960, 32652383, 65304766, 130609532, 163261915, 261219064, 326523830, 653047660, 1306095320]

約数ペア:

[(1, 1306095320), (2, 653047660), (4, 326523830), (5, 261219064), (8, 163261915), (10, 130609532), (20, 65304766), (40, 32652383), (67, 19493960), (134, 9746980), (268, 4873490), (335, 3898792), (536, 2436745), (670, 1949396), (1340, 974698), (2680, 487349)]