20201673810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{448627}}^1$

素因数の和:448735

約数の個数: 64

約数和(自身を含む): 51681945600

約数和(自身を除く): 31480271790

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 79, 95, 114, 158, 190, 237, 285, 395, 474, 570, 790, 1185, 1501, 2370, 3002, 4503, 7505, 9006, 15010, 22515, 45030, 448627, 897254, 1345881, 2243135, 2691762, 4486270, 6729405, 8523913, 13458810, 17047826, 25571739, 35441533, 42619565, 51143478, 70883066, 85239130, 106324599, 127858695, 177207665, 212649198, 255717390, 354415330, 531622995, 673389127, 1063245990, 1346778254, 2020167381, 3366945635, 4040334762, 6733891270, 10100836905, 20201673810]

約数ペア:

[(1, 20201673810), (2, 10100836905), (3, 6733891270), (5, 4040334762), (6, 3366945635), (10, 2020167381), (15, 1346778254), (19, 1063245990), (30, 673389127), (38, 531622995), (57, 354415330), (79, 255717390), (95, 212649198), (114, 177207665), (158, 127858695), (190, 106324599), (237, 85239130), (285, 70883066), (395, 51143478), (474, 42619565), (570, 35441533), (790, 25571739), (1185, 17047826), (1501, 13458810), (2370, 8523913), (3002, 6729405), (4503, 4486270), (7505, 2691762), (9006, 2243135), (15010, 1345881), (22515, 897254), (45030, 448627)]