618796810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{2083}}^1$

素因数の和:2638

約数の個数: 32

約数和(自身を含む): 1134963072

約数和(自身を除く): 516166262

約数列:

[1, 2, 5, 10, 61, 122, 305, 487, 610, 974, 2083, 2435, 4166, 4870, 10415, 20830, 29707, 59414, 127063, 148535, 254126, 297070, 635315, 1014421, 1270630, 2028842, 5072105, 10144210, 61879681, 123759362, 309398405, 618796810]

約数ペア:

[(1, 618796810), (2, 309398405), (5, 123759362), (10, 61879681), (61, 10144210), (122, 5072105), (305, 2028842), (487, 1270630), (610, 1014421), (974, 635315), (2083, 297070), (2435, 254126), (4166, 148535), (4870, 127063), (10415, 59414), (20830, 29707)]