11869520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 30279312

約数和(自身を除く): 18409792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 113, 130, 202, 208, 226, 260, 404, 452, 505, 520, 565, 808, 904, 1010, 1040, 1130, 1313, 1469, 1616, 1808, 2020, 2260, 2626, 2938, 4040, 4520, 5252, 5876, 6565, 7345, 8080, 9040, 10504, 11413, 11752, 13130, 14690, 21008, 22826, 23504, 26260, 29380, 45652, 52520, 57065, 58760, 91304, 105040, 114130, 117520, 148369, 182608, 228260, 296738, 456520, 593476, 741845, 913040, 1186952, 1483690, 2373904, 2967380, 5934760, 11869520]

約数ペア:

[(1, 11869520), (2, 5934760), (4, 2967380), (5, 2373904), (8, 1483690), (10, 1186952), (13, 913040), (16, 741845), (20, 593476), (26, 456520), (40, 296738), (52, 228260), (65, 182608), (80, 148369), (101, 117520), (104, 114130), (113, 105040), (130, 91304), (202, 58760), (208, 57065), (226, 52520), (260, 45652), (404, 29380), (452, 26260), (505, 23504), (520, 22826), (565, 21008), (808, 14690), (904, 13130), (1010, 11752), (1040, 11413), (1130, 10504), (1313, 9040), (1469, 8080), (1616, 7345), (1808, 6565), (2020, 5876), (2260, 5252), (2626, 4520), (2938, 4040)]