28487130

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19379}}^1$

素因数の和:19403

約数の個数: 48

約数和(自身を含む): 79535520

約数和(自身を除く): 51048390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 19379, 38758, 58137, 96895, 116274, 135653, 193790, 271306, 290685, 406959, 581370, 678265, 813918, 949571, 1356530, 1899142, 2034795, 2848713, 4069590, 4747855, 5697426, 9495710, 14243565, 28487130]

約数ペア:

[(1, 28487130), (2, 14243565), (3, 9495710), (5, 5697426), (6, 4747855), (7, 4069590), (10, 2848713), (14, 2034795), (15, 1899142), (21, 1356530), (30, 949571), (35, 813918), (42, 678265), (49, 581370), (70, 406959), (98, 290685), (105, 271306), (147, 193790), (210, 135653), (245, 116274), (294, 96895), (490, 58137), (735, 38758), (1470, 19379)]