20385250

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 38718576

約数和(自身を除く): 18333326

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 730, 1117, 1825, 2234, 3650, 5585, 9125, 11170, 18250, 27925, 55850, 81541, 139625, 163082, 279250, 407705, 815410, 2038525, 4077050, 10192625, 20385250]

約数ペア:

[(1, 20385250), (2, 10192625), (5, 4077050), (10, 2038525), (25, 815410), (50, 407705), (73, 279250), (125, 163082), (146, 139625), (250, 81541), (365, 55850), (730, 27925), (1117, 18250), (1825, 11170), (2234, 9125), (3650, 5585)]