13673140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 31667328

約数和(自身を除く): 17994188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1223, 2236, 2446, 2795, 4892, 5590, 6115, 11180, 12230, 15899, 24460, 31798, 52589, 63596, 79495, 105178, 158990, 210356, 262945, 317980, 525890, 683657, 1051780, 1367314, 2734628, 3418285, 6836570, 13673140]

約数ペア:

[(1, 13673140), (2, 6836570), (4, 3418285), (5, 2734628), (10, 1367314), (13, 1051780), (20, 683657), (26, 525890), (43, 317980), (52, 262945), (65, 210356), (86, 158990), (130, 105178), (172, 79495), (215, 63596), (260, 52589), (430, 31798), (559, 24460), (860, 15899), (1118, 12230), (1223, 11180), (2236, 6115), (2446, 5590), (2795, 4892)]