12694460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 28274400

約数和(自身を除く): 15579940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 509, 580, 860, 1018, 1247, 2036, 2494, 2545, 4988, 5090, 6235, 10180, 12470, 14761, 21887, 24940, 29522, 43774, 59044, 73805, 87548, 109435, 147610, 218870, 295220, 437740, 634723, 1269446, 2538892, 3173615, 6347230, 12694460]

約数ペア:

[(1, 12694460), (2, 6347230), (4, 3173615), (5, 2538892), (10, 1269446), (20, 634723), (29, 437740), (43, 295220), (58, 218870), (86, 147610), (116, 109435), (145, 87548), (172, 73805), (215, 59044), (290, 43774), (430, 29522), (509, 24940), (580, 21887), (860, 14761), (1018, 12470), (1247, 10180), (2036, 6235), (2494, 5090), (2545, 4988)]