13495980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5231}}^1$

素因数の和:5286

約数の個数: 48

約数和(自身を含む): 38674944

約数和(自身を除く): 25178964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 5231, 10462, 15693, 20924, 26155, 31386, 52310, 62772, 78465, 104620, 156930, 224933, 313860, 449866, 674799, 899732, 1124665, 1349598, 2249330, 2699196, 3373995, 4498660, 6747990, 13495980]

約数ペア:

[(1, 13495980), (2, 6747990), (3, 4498660), (4, 3373995), (5, 2699196), (6, 2249330), (10, 1349598), (12, 1124665), (15, 899732), (20, 674799), (30, 449866), (43, 313860), (60, 224933), (86, 156930), (129, 104620), (172, 78465), (215, 62772), (258, 52310), (430, 31386), (516, 26155), (645, 20924), (860, 15693), (1290, 10462), (2580, 5231)]