205280380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{140603}}^1$

素因数の和:140685

約数の個数: 24

約数和(自身を含む): 436997232

約数和(自身を除く): 231716852

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 140603, 281206, 562412, 703015, 1406030, 2812060, 10264019, 20528038, 41056076, 51320095, 102640190, 205280380]

約数ペア:

[(1, 205280380), (2, 102640190), (4, 51320095), (5, 41056076), (10, 20528038), (20, 10264019), (73, 2812060), (146, 1406030), (292, 703015), (365, 562412), (730, 281206), (1460, 140603)]