196485860

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{23447}}^1$

素因数の和:23875

約数の個数: 24

約数和(自身を含む): 413622720

約数和(自身を除く): 217136860

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 23447, 46894, 93788, 117235, 234470, 468940, 9824293, 19648586, 39297172, 49121465, 98242930, 196485860]

約数ペア:

[(1, 196485860), (2, 98242930), (4, 49121465), (5, 39297172), (10, 19648586), (20, 9824293), (419, 468940), (838, 234470), (1676, 117235), (2095, 93788), (4190, 46894), (8380, 23447)]