448780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 992880

約数和(自身を除く): 544100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1181, 2362, 4724, 5905, 11810, 22439, 23620, 44878, 89756, 112195, 224390, 448780]

約数ペア:

[(1, 448780), (2, 224390), (4, 112195), (5, 89756), (10, 44878), (19, 23620), (20, 22439), (38, 11810), (76, 5905), (95, 4724), (190, 2362), (380, 1181)]