21588560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2068

約数の個数: 80

約数和(自身を含む): 60412800

約数和(自身を除く): 38824240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2029, 2128, 2660, 4058, 5320, 8116, 10145, 10640, 14203, 16232, 20290, 28406, 32464, 38551, 40580, 56812, 71015, 77102, 81160, 113624, 142030, 154204, 162320, 192755, 227248, 269857, 284060, 308408, 385510, 539714, 568120, 616816, 771020, 1079428, 1136240, 1349285, 1542040, 2158856, 2698570, 3084080, 4317712, 5397140, 10794280, 21588560]

約数ペア:

[(1, 21588560), (2, 10794280), (4, 5397140), (5, 4317712), (7, 3084080), (8, 2698570), (10, 2158856), (14, 1542040), (16, 1349285), (19, 1136240), (20, 1079428), (28, 771020), (35, 616816), (38, 568120), (40, 539714), (56, 385510), (70, 308408), (76, 284060), (80, 269857), (95, 227248), (112, 192755), (133, 162320), (140, 154204), (152, 142030), (190, 113624), (266, 81160), (280, 77102), (304, 71015), (380, 56812), (532, 40580), (560, 38551), (665, 32464), (760, 28406), (1064, 20290), (1330, 16232), (1520, 14203), (2029, 10640), (2128, 10145), (2660, 8116), (4058, 5320)]