40155778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2803}}^1$

素因数の和:2866

約数の個数: 32

約数和(自身を含む): 70660800

約数和(自身を除く): 30505022

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 247, 377, 494, 551, 754, 1102, 2803, 5606, 7163, 14326, 36439, 53257, 72878, 81287, 106514, 162574, 692341, 1056731, 1384682, 1544453, 2113462, 3088906, 20077889, 40155778]

約数ペア:

[(1, 40155778), (2, 20077889), (13, 3088906), (19, 2113462), (26, 1544453), (29, 1384682), (38, 1056731), (58, 692341), (247, 162574), (377, 106514), (494, 81287), (551, 72878), (754, 53257), (1102, 36439), (2803, 14326), (5606, 7163)]