1151540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 2690688

約数和(自身を除く): 1539148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 103, 130, 172, 206, 215, 260, 412, 430, 515, 559, 860, 1030, 1118, 1339, 2060, 2236, 2678, 2795, 4429, 5356, 5590, 6695, 8858, 11180, 13390, 17716, 22145, 26780, 44290, 57577, 88580, 115154, 230308, 287885, 575770, 1151540]

約数ペア:

[(1, 1151540), (2, 575770), (4, 287885), (5, 230308), (10, 115154), (13, 88580), (20, 57577), (26, 44290), (43, 26780), (52, 22145), (65, 17716), (86, 13390), (103, 11180), (130, 8858), (172, 6695), (206, 5590), (215, 5356), (260, 4429), (412, 2795), (430, 2678), (515, 2236), (559, 2060), (860, 1339), (1030, 1118)]