12704380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 29028384

約数和(自身を除く): 16324004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 373, 524, 655, 746, 1310, 1492, 1703, 1865, 2620, 3406, 3730, 4849, 6812, 7460, 8515, 9698, 17030, 19396, 24245, 34060, 48490, 48863, 96980, 97726, 195452, 244315, 488630, 635219, 977260, 1270438, 2540876, 3176095, 6352190, 12704380]

約数ペア:

[(1, 12704380), (2, 6352190), (4, 3176095), (5, 2540876), (10, 1270438), (13, 977260), (20, 635219), (26, 488630), (52, 244315), (65, 195452), (130, 97726), (131, 96980), (260, 48863), (262, 48490), (373, 34060), (524, 24245), (655, 19396), (746, 17030), (1310, 9698), (1492, 8515), (1703, 7460), (1865, 6812), (2620, 4849), (3406, 3730)]