200819440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109141}}^1$

素因数の和:109177

約数の個数: 40

約数和(自身を含む): 487209888

約数和(自身を除く): 286390448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 109141, 218282, 436564, 545705, 873128, 1091410, 1746256, 2182820, 2510243, 4365640, 5020486, 8731280, 10040972, 12551215, 20081944, 25102430, 40163888, 50204860, 100409720, 200819440]

約数ペア:

[(1, 200819440), (2, 100409720), (4, 50204860), (5, 40163888), (8, 25102430), (10, 20081944), (16, 12551215), (20, 10040972), (23, 8731280), (40, 5020486), (46, 4365640), (80, 2510243), (92, 2182820), (115, 1746256), (184, 1091410), (230, 873128), (368, 545705), (460, 436564), (920, 218282), (1840, 109141)]