20605320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19079}}^1$

素因数の和:19099

約数の個数: 64

約数和(自身を含む): 68688000

約数和(自身を除く): 48082680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19079, 38158, 57237, 76316, 95395, 114474, 152632, 171711, 190790, 228948, 286185, 343422, 381580, 457896, 515133, 572370, 686844, 763160, 858555, 1030266, 1144740, 1373688, 1717110, 2060532, 2289480, 2575665, 3434220, 4121064, 5151330, 6868440, 10302660, 20605320]

約数ペア:

[(1, 20605320), (2, 10302660), (3, 6868440), (4, 5151330), (5, 4121064), (6, 3434220), (8, 2575665), (9, 2289480), (10, 2060532), (12, 1717110), (15, 1373688), (18, 1144740), (20, 1030266), (24, 858555), (27, 763160), (30, 686844), (36, 572370), (40, 515133), (45, 457896), (54, 381580), (60, 343422), (72, 286185), (90, 228948), (108, 190790), (120, 171711), (135, 152632), (180, 114474), (216, 95395), (270, 76316), (360, 57237), (540, 38158), (1080, 19079)]