28688970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13469}}^1$

素因数の和:13550

約数の個数: 32

約数和(自身を含む): 69828480

約数和(自身を除く): 41139510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 13469, 26938, 40407, 67345, 80814, 134690, 202035, 404070, 956299, 1912598, 2868897, 4781495, 5737794, 9562990, 14344485, 28688970]

約数ペア:

[(1, 28688970), (2, 14344485), (3, 9562990), (5, 5737794), (6, 4781495), (10, 2868897), (15, 1912598), (30, 956299), (71, 404070), (142, 202035), (213, 134690), (355, 80814), (426, 67345), (710, 40407), (1065, 26938), (2130, 13469)]