2019634380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{111091}}^1$

素因数の和:111207

約数の個数: 72

約数和(自身を含む): 6186935664

約数和(自身を除く): 4167301284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 111091, 222182, 333273, 444364, 555455, 666546, 999819, 1110910, 1333092, 1666365, 1999638, 2221820, 3332730, 3999276, 4999095, 6665460, 9998190, 11220191, 19996380, 22440382, 33660573, 44880764, 56100955, 67321146, 100981719, 112201910, 134642292, 168302865, 201963438, 224403820, 336605730, 403926876, 504908595, 673211460, 1009817190, 2019634380]

約数ペア:

[(1, 2019634380), (2, 1009817190), (3, 673211460), (4, 504908595), (5, 403926876), (6, 336605730), (9, 224403820), (10, 201963438), (12, 168302865), (15, 134642292), (18, 112201910), (20, 100981719), (30, 67321146), (36, 56100955), (45, 44880764), (60, 33660573), (90, 22440382), (101, 19996380), (180, 11220191), (202, 9998190), (303, 6665460), (404, 4999095), (505, 3999276), (606, 3332730), (909, 2221820), (1010, 1999638), (1212, 1666365), (1515, 1333092), (1818, 1110910), (2020, 999819), (3030, 666546), (3636, 555455), (4545, 444364), (6060, 333273), (9090, 222182), (18180, 111091)]