20341710140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3221}}^1\times {\mathrm{13729}}^1$

素因数の和:16982

約数の個数: 48

約数和(自身を含む): 44591964480

約数和(自身を除く): 24250254340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3221, 6442, 12884, 13729, 16105, 27458, 32210, 54916, 64420, 68645, 74083, 137290, 148166, 274580, 296332, 315767, 370415, 631534, 740830, 1263068, 1481660, 1578835, 3157670, 6315340, 44221109, 88442218, 176884436, 221105545, 442211090, 884422180, 1017085507, 2034171014, 4068342028, 5085427535, 10170855070, 20341710140]

約数ペア:

[(1, 20341710140), (2, 10170855070), (4, 5085427535), (5, 4068342028), (10, 2034171014), (20, 1017085507), (23, 884422180), (46, 442211090), (92, 221105545), (115, 176884436), (230, 88442218), (460, 44221109), (3221, 6315340), (6442, 3157670), (12884, 1578835), (13729, 1481660), (16105, 1263068), (27458, 740830), (32210, 631534), (54916, 370415), (64420, 315767), (68645, 296332), (74083, 274580), (137290, 148166)]