12854270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 27760320

約数和(自身を除く): 14906050

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 101, 110, 130, 143, 178, 202, 286, 445, 505, 715, 890, 979, 1010, 1111, 1157, 1313, 1430, 1958, 2222, 2314, 2626, 4895, 5555, 5785, 6565, 8989, 9790, 11110, 11570, 12727, 13130, 14443, 17978, 25454, 28886, 44945, 63635, 72215, 89890, 98879, 116857, 127270, 144430, 197758, 233714, 494395, 584285, 988790, 1168570, 1285427, 2570854, 6427135, 12854270]

約数ペア:

[(1, 12854270), (2, 6427135), (5, 2570854), (10, 1285427), (11, 1168570), (13, 988790), (22, 584285), (26, 494395), (55, 233714), (65, 197758), (89, 144430), (101, 127270), (110, 116857), (130, 98879), (143, 89890), (178, 72215), (202, 63635), (286, 44945), (445, 28886), (505, 25454), (715, 17978), (890, 14443), (979, 13130), (1010, 12727), (1111, 11570), (1157, 11110), (1313, 9790), (1430, 8989), (1958, 6565), (2222, 5785), (2314, 5555), (2626, 4895)]