1129180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 2638944

約数和(自身を除く): 1509764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 101, 130, 172, 202, 215, 260, 404, 430, 505, 559, 860, 1010, 1118, 1313, 2020, 2236, 2626, 2795, 4343, 5252, 5590, 6565, 8686, 11180, 13130, 17372, 21715, 26260, 43430, 56459, 86860, 112918, 225836, 282295, 564590, 1129180]

約数ペア:

[(1, 1129180), (2, 564590), (4, 282295), (5, 225836), (10, 112918), (13, 86860), (20, 56459), (26, 43430), (43, 26260), (52, 21715), (65, 17372), (86, 13130), (101, 11180), (130, 8686), (172, 6565), (202, 5590), (215, 5252), (260, 4343), (404, 2795), (430, 2626), (505, 2236), (559, 2020), (860, 1313), (1010, 1118)]