2120704015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{1423}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 2740573440

約数和(自身を除く): 619869425

約数列:

[1, 5, 17, 85, 89, 197, 445, 985, 1423, 1513, 3349, 7115, 7565, 16745, 17533, 24191, 87665, 120955, 126647, 280331, 298061, 633235, 1401655, 1490305, 2152999, 4765627, 10764995, 23828135, 24949459, 124747295, 424140803, 2120704015]

約数ペア:

[(1, 2120704015), (5, 424140803), (17, 124747295), (85, 24949459), (89, 23828135), (197, 10764995), (445, 4765627), (985, 2152999), (1423, 1490305), (1513, 1401655), (3349, 633235), (7115, 298061), (7565, 280331), (16745, 126647), (17533, 120955), (24191, 87665)]