15255440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8291}}^1$

素因数の和:8327

約数の個数: 40

約数和(自身を含む): 37015488

約数和(自身を除く): 21760048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 8291, 16582, 33164, 41455, 66328, 82910, 132656, 165820, 190693, 331640, 381386, 663280, 762772, 953465, 1525544, 1906930, 3051088, 3813860, 7627720, 15255440]

約数ペア:

[(1, 15255440), (2, 7627720), (4, 3813860), (5, 3051088), (8, 1906930), (10, 1525544), (16, 953465), (20, 762772), (23, 663280), (40, 381386), (46, 331640), (80, 190693), (92, 165820), (115, 132656), (184, 82910), (230, 66328), (368, 41455), (460, 33164), (920, 16582), (1840, 8291)]