20201271390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11813609}}^1$

素因数の和:11813641

約数の個数: 48

約数和(自身を含む): 55287694800

約数和(自身を除く): 35086423410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11813609, 23627218, 35440827, 59068045, 70881654, 106322481, 118136090, 177204135, 212644962, 224458571, 354408270, 448917142, 531612405, 673375713, 1063224810, 1122292855, 1346751426, 2020127139, 2244585710, 3366878565, 4040254278, 6733757130, 10100635695, 20201271390]

約数ペア:

[(1, 20201271390), (2, 10100635695), (3, 6733757130), (5, 4040254278), (6, 3366878565), (9, 2244585710), (10, 2020127139), (15, 1346751426), (18, 1122292855), (19, 1063224810), (30, 673375713), (38, 531612405), (45, 448917142), (57, 354408270), (90, 224458571), (95, 212644962), (114, 177204135), (171, 118136090), (190, 106322481), (285, 70881654), (342, 59068045), (570, 35440827), (855, 23627218), (1710, 11813609)]