1284294020

素因数分解:

$2^2\times 5^1\times {\mathrm{2383}}^1\times {\mathrm{26947}}^1$

素因数の和:29339

約数の個数: 24

約数和(自身を含む): 2698249344

約数和(自身を除く): 1413955324

約数列:

[1, 2, 4, 5, 10, 20, 2383, 4766, 9532, 11915, 23830, 26947, 47660, 53894, 107788, 134735, 269470, 538940, 64214701, 128429402, 256858804, 321073505, 642147010, 1284294020]

約数ペア:

[(1, 1284294020), (2, 642147010), (4, 321073505), (5, 256858804), (10, 128429402), (20, 64214701), (2383, 538940), (4766, 269470), (9532, 134735), (11915, 107788), (23830, 53894), (26947, 47660)]