7738020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{42989}}^1$

素因数の和:43004

約数の個数: 36

約数和(自身を含む): 23472540

約数和(自身を除く): 15734520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 42989, 85978, 128967, 171956, 214945, 257934, 386901, 429890, 515868, 644835, 773802, 859780, 1289670, 1547604, 1934505, 2579340, 3869010, 7738020]

約数ペア:

[(1, 7738020), (2, 3869010), (3, 2579340), (4, 1934505), (5, 1547604), (6, 1289670), (9, 859780), (10, 773802), (12, 644835), (15, 515868), (18, 429890), (20, 386901), (30, 257934), (36, 214945), (45, 171956), (60, 128967), (90, 85978), (180, 42989)]