13217120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11801}}^1$

素因数の和:11823

約数の個数: 48

約数和(自身を含む): 35689248

約数和(自身を除く): 22472128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11801, 23602, 47204, 59005, 82607, 94408, 118010, 165214, 188816, 236020, 330428, 377632, 413035, 472040, 660856, 826070, 944080, 1321712, 1652140, 1888160, 2643424, 3304280, 6608560, 13217120]

約数ペア:

[(1, 13217120), (2, 6608560), (4, 3304280), (5, 2643424), (7, 1888160), (8, 1652140), (10, 1321712), (14, 944080), (16, 826070), (20, 660856), (28, 472040), (32, 413035), (35, 377632), (40, 330428), (56, 236020), (70, 188816), (80, 165214), (112, 118010), (140, 94408), (160, 82607), (224, 59005), (280, 47204), (560, 23602), (1120, 11801)]