40770808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 47933192

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 247, 376, 439, 494, 611, 878, 893, 988, 1222, 1756, 1786, 1976, 2444, 3512, 3572, 4888, 5707, 7144, 8341, 11414, 11609, 16682, 20633, 22828, 23218, 33364, 41266, 45656, 46436, 66728, 82532, 92872, 108433, 165064, 216866, 268229, 392027, 433732, 536458, 784054, 867464, 1072916, 1568108, 2145832, 3136216, 5096351, 10192702, 20385404, 40770808]

約数ペア:

[(1, 40770808), (2, 20385404), (4, 10192702), (8, 5096351), (13, 3136216), (19, 2145832), (26, 1568108), (38, 1072916), (47, 867464), (52, 784054), (76, 536458), (94, 433732), (104, 392027), (152, 268229), (188, 216866), (247, 165064), (376, 108433), (439, 92872), (494, 82532), (611, 66728), (878, 46436), (893, 45656), (988, 41266), (1222, 33364), (1756, 23218), (1786, 22828), (1976, 20633), (2444, 16682), (3512, 11609), (3572, 11414), (4888, 8341), (5707, 7144)]