13036580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 28600320

約数和(自身を除く): 15563740

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 223, 316, 370, 395, 446, 740, 790, 892, 1115, 1580, 2230, 2923, 4460, 5846, 8251, 11692, 14615, 16502, 17617, 29230, 33004, 35234, 41255, 58460, 70468, 82510, 88085, 165020, 176170, 352340, 651829, 1303658, 2607316, 3259145, 6518290, 13036580]

約数ペア:

[(1, 13036580), (2, 6518290), (4, 3259145), (5, 2607316), (10, 1303658), (20, 651829), (37, 352340), (74, 176170), (79, 165020), (148, 88085), (158, 82510), (185, 70468), (223, 58460), (316, 41255), (370, 35234), (395, 33004), (446, 29230), (740, 17617), (790, 16502), (892, 14615), (1115, 11692), (1580, 8251), (2230, 5846), (2923, 4460)]