15896540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3803}}^1$

素因数の和:3842

約数の個数: 48

約数和(自身を含む): 38344320

約数和(自身を除く): 22447780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3803, 4180, 7606, 15212, 19015, 38030, 41833, 72257, 76060, 83666, 144514, 167332, 209165, 289028, 361285, 418330, 722570, 794827, 836660, 1445140, 1589654, 3179308, 3974135, 7948270, 15896540]

約数ペア:

[(1, 15896540), (2, 7948270), (4, 3974135), (5, 3179308), (10, 1589654), (11, 1445140), (19, 836660), (20, 794827), (22, 722570), (38, 418330), (44, 361285), (55, 289028), (76, 209165), (95, 167332), (110, 144514), (190, 83666), (209, 76060), (220, 72257), (380, 41833), (418, 38030), (836, 19015), (1045, 15212), (2090, 7606), (3803, 4180)]