40484210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 78865920

約数和(自身を除く): 38381710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 1303, 2390, 2606, 3107, 6214, 6515, 13030, 15535, 16939, 31070, 33878, 84695, 169390, 311417, 622834, 1557085, 3114170, 4048421, 8096842, 20242105, 40484210]

約数ペア:

[(1, 40484210), (2, 20242105), (5, 8096842), (10, 4048421), (13, 3114170), (26, 1557085), (65, 622834), (130, 311417), (239, 169390), (478, 84695), (1195, 33878), (1303, 31070), (2390, 16939), (2606, 15535), (3107, 13030), (6214, 6515)]