20935470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7841}}^1$

素因数の和:7940

約数の個数: 32

約数和(自身を含む): 50816160

約数和(自身を除く): 29880690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7841, 15682, 23523, 39205, 47046, 78410, 117615, 235230, 697849, 1395698, 2093547, 3489245, 4187094, 6978490, 10467735, 20935470]

約数ペア:

[(1, 20935470), (2, 10467735), (3, 6978490), (5, 4187094), (6, 3489245), (10, 2093547), (15, 1395698), (30, 697849), (89, 235230), (178, 117615), (267, 78410), (445, 47046), (534, 39205), (890, 23523), (1335, 15682), (2670, 7841)]