203401420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{442177}}^1$

素因数の和:442209

約数の個数: 24

約数和(自身を含む): 445715424

約数和(自身を除く): 242314004

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 442177, 884354, 1768708, 2210885, 4421770, 8843540, 10170071, 20340142, 40680284, 50850355, 101700710, 203401420]

約数ペア:

[(1, 203401420), (2, 101700710), (4, 50850355), (5, 40680284), (10, 20340142), (20, 10170071), (23, 8843540), (46, 4421770), (92, 2210885), (115, 1768708), (230, 884354), (460, 442177)]