18273080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{9323}}^1$

素因数の和:9348

約数の個数: 48

約数和(自身を含む): 47832120

約数和(自身を除く): 29559040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 9323, 18646, 37292, 46615, 65261, 74584, 93230, 130522, 186460, 261044, 326305, 372920, 456827, 522088, 652610, 913654, 1305220, 1827308, 2284135, 2610440, 3654616, 4568270, 9136540, 18273080]

約数ペア:

[(1, 18273080), (2, 9136540), (4, 4568270), (5, 3654616), (7, 2610440), (8, 2284135), (10, 1827308), (14, 1305220), (20, 913654), (28, 652610), (35, 522088), (40, 456827), (49, 372920), (56, 326305), (70, 261044), (98, 186460), (140, 130522), (196, 93230), (245, 74584), (280, 65261), (392, 46615), (490, 37292), (980, 18646), (1960, 9323)]