40422070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1301}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 78744960

約数和(自身を除く): 38322890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 1301, 2390, 2602, 3107, 6214, 6505, 13010, 15535, 16913, 31070, 33826, 84565, 169130, 310939, 621878, 1554695, 3109390, 4042207, 8084414, 20211035, 40422070]

約数ペア:

[(1, 40422070), (2, 20211035), (5, 8084414), (10, 4042207), (13, 3109390), (26, 1554695), (65, 621878), (130, 310939), (239, 169130), (478, 84565), (1195, 33826), (1301, 31070), (2390, 16913), (2602, 15535), (3107, 13010), (6214, 6505)]