42753520

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{977}}^1$

素因数の和:1537

約数の個数: 40

約数和(自身を含む): 99685584

約数和(自身を除く): 56932064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 977, 1094, 1954, 2188, 2735, 3908, 4376, 4885, 5470, 7816, 8752, 9770, 10940, 15632, 19540, 21880, 39080, 43760, 78160, 534419, 1068838, 2137676, 2672095, 4275352, 5344190, 8550704, 10688380, 21376760, 42753520]

約数ペア:

[(1, 42753520), (2, 21376760), (4, 10688380), (5, 8550704), (8, 5344190), (10, 4275352), (16, 2672095), (20, 2137676), (40, 1068838), (80, 534419), (547, 78160), (977, 43760), (1094, 39080), (1954, 21880), (2188, 19540), (2735, 15632), (3908, 10940), (4376, 9770), (4885, 8752), (5470, 7816)]