20355360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42407}}^1$

素因数の和:42425

約数の個数: 48

約数和(自身を含む): 64120896

約数和(自身を除く): 43765536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42407, 84814, 127221, 169628, 212035, 254442, 339256, 424070, 508884, 636105, 678512, 848140, 1017768, 1272210, 1357024, 1696280, 2035536, 2544420, 3392560, 4071072, 5088840, 6785120, 10177680, 20355360]

約数ペア:

[(1, 20355360), (2, 10177680), (3, 6785120), (4, 5088840), (5, 4071072), (6, 3392560), (8, 2544420), (10, 2035536), (12, 1696280), (15, 1357024), (16, 1272210), (20, 1017768), (24, 848140), (30, 678512), (32, 636105), (40, 508884), (48, 424070), (60, 339256), (80, 254442), (96, 212035), (120, 169628), (160, 127221), (240, 84814), (480, 42407)]