11788420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 30106944

約数和(自身を除く): 18318524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 523, 644, 805, 980, 1046, 1127, 1610, 2092, 2254, 2615, 3220, 3661, 4508, 5230, 5635, 7322, 10460, 11270, 12029, 14644, 18305, 22540, 24058, 25627, 36610, 48116, 51254, 60145, 73220, 84203, 102508, 120290, 128135, 168406, 240580, 256270, 336812, 421015, 512540, 589421, 842030, 1178842, 1684060, 2357684, 2947105, 5894210, 11788420]

約数ペア:

[(1, 11788420), (2, 5894210), (4, 2947105), (5, 2357684), (7, 1684060), (10, 1178842), (14, 842030), (20, 589421), (23, 512540), (28, 421015), (35, 336812), (46, 256270), (49, 240580), (70, 168406), (92, 128135), (98, 120290), (115, 102508), (140, 84203), (161, 73220), (196, 60145), (230, 51254), (245, 48116), (322, 36610), (460, 25627), (490, 24058), (523, 22540), (644, 18305), (805, 14644), (980, 12029), (1046, 11270), (1127, 10460), (1610, 7322), (2092, 5635), (2254, 5230), (2615, 4508), (3220, 3661)]