7938690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{647}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 19128960

約数和(自身を除く): 11190270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 409, 647, 818, 1227, 1294, 1941, 2045, 2454, 3235, 3882, 4090, 6135, 6470, 9705, 12270, 19410, 264623, 529246, 793869, 1323115, 1587738, 2646230, 3969345, 7938690]

約数ペア:

[(1, 7938690), (2, 3969345), (3, 2646230), (5, 1587738), (6, 1323115), (10, 793869), (15, 529246), (30, 264623), (409, 19410), (647, 12270), (818, 9705), (1227, 6470), (1294, 6135), (1941, 4090), (2045, 3882), (2454, 3235)]