2001551180

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{578483}}^1$

素因数の和:578665

約数の個数: 24

約数和(自身を含む): 4227561072

約数和(自身を除く): 2226009892

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 578483, 1156966, 2313932, 2892415, 5784830, 11569660, 100077559, 200155118, 400310236, 500387795, 1000775590, 2001551180]

約数ペア:

[(1, 2001551180), (2, 1000775590), (4, 500387795), (5, 400310236), (10, 200155118), (20, 100077559), (173, 11569660), (346, 5784830), (692, 2892415), (865, 2313932), (1730, 1156966), (3460, 578483)]