86940140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11717}}^1$

素因数の和:11786

約数の個数: 48

約数和(自身を含む): 212611392

約数和(自身を除く): 125671252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 11717, 23434, 46868, 58585, 82019, 117170, 164038, 234340, 328076, 410095, 621001, 820190, 1242002, 1640380, 2484004, 3105005, 4347007, 6210010, 8694014, 12420020, 17388028, 21735035, 43470070, 86940140]

約数ペア:

[(1, 86940140), (2, 43470070), (4, 21735035), (5, 17388028), (7, 12420020), (10, 8694014), (14, 6210010), (20, 4347007), (28, 3105005), (35, 2484004), (53, 1640380), (70, 1242002), (106, 820190), (140, 621001), (212, 410095), (265, 328076), (371, 234340), (530, 164038), (742, 117170), (1060, 82019), (1484, 58585), (1855, 46868), (3710, 23434), (7420, 11717)]