78424780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29483}}^1$

素因数の和:29518

約数の個数: 48

約数和(自身を含む): 198132480

約数和(自身を除く): 119707700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29483, 58966, 117932, 147415, 206381, 294830, 412762, 560177, 589660, 825524, 1031905, 1120354, 2063810, 2240708, 2800885, 3921239, 4127620, 5601770, 7842478, 11203540, 15684956, 19606195, 39212390, 78424780]

約数ペア:

[(1, 78424780), (2, 39212390), (4, 19606195), (5, 15684956), (7, 11203540), (10, 7842478), (14, 5601770), (19, 4127620), (20, 3921239), (28, 2800885), (35, 2240708), (38, 2063810), (70, 1120354), (76, 1031905), (95, 825524), (133, 589660), (140, 560177), (190, 412762), (266, 294830), (380, 206381), (532, 147415), (665, 117932), (1330, 58966), (2660, 29483)]