17910540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5237}}^1$

素因数の和:5271

約数の個数: 72

約数和(自身を含む): 57198960

約数和(自身を除く): 39288420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 5237, 10474, 15711, 20948, 26185, 31422, 47133, 52370, 62844, 78555, 94266, 99503, 104740, 157110, 188532, 199006, 235665, 298509, 314220, 398012, 471330, 497515, 597018, 895527, 942660, 995030, 1194036, 1492545, 1791054, 1990060, 2985090, 3582108, 4477635, 5970180, 8955270, 17910540]

約数ペア:

[(1, 17910540), (2, 8955270), (3, 5970180), (4, 4477635), (5, 3582108), (6, 2985090), (9, 1990060), (10, 1791054), (12, 1492545), (15, 1194036), (18, 995030), (19, 942660), (20, 895527), (30, 597018), (36, 497515), (38, 471330), (45, 398012), (57, 314220), (60, 298509), (76, 235665), (90, 199006), (95, 188532), (114, 157110), (171, 104740), (180, 99503), (190, 94266), (228, 78555), (285, 62844), (342, 52370), (380, 47133), (570, 31422), (684, 26185), (855, 20948), (1140, 15711), (1710, 10474), (3420, 5237)]