2615672720

素因数分解:

$2^4\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{17569}}^1$

素因数の和:19443

約数の個数: 40

約数和(自身を含む): 6085053240

約数和(自身を除く): 3469380520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1861, 3722, 7444, 9305, 14888, 17569, 18610, 29776, 35138, 37220, 70276, 74440, 87845, 140552, 148880, 175690, 281104, 351380, 702760, 1405520, 32695909, 65391818, 130783636, 163479545, 261567272, 326959090, 523134544, 653918180, 1307836360, 2615672720]

約数ペア:

[(1, 2615672720), (2, 1307836360), (4, 653918180), (5, 523134544), (8, 326959090), (10, 261567272), (16, 163479545), (20, 130783636), (40, 65391818), (80, 32695909), (1861, 1405520), (3722, 702760), (7444, 351380), (9305, 281104), (14888, 175690), (17569, 148880), (18610, 140552), (29776, 87845), (35138, 74440), (37220, 70276)]