20350140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17851}}^1$

素因数の和:17882

約数の個数: 48

約数和(自身を含む): 59982720

約数和(自身を除く): 39632580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17851, 35702, 53553, 71404, 89255, 107106, 178510, 214212, 267765, 339169, 357020, 535530, 678338, 1017507, 1071060, 1356676, 1695845, 2035014, 3391690, 4070028, 5087535, 6783380, 10175070, 20350140]

約数ペア:

[(1, 20350140), (2, 10175070), (3, 6783380), (4, 5087535), (5, 4070028), (6, 3391690), (10, 2035014), (12, 1695845), (15, 1356676), (19, 1071060), (20, 1017507), (30, 678338), (38, 535530), (57, 357020), (60, 339169), (76, 267765), (95, 214212), (114, 178510), (190, 107106), (228, 89255), (285, 71404), (380, 53553), (570, 35702), (1140, 17851)]