181104140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{1277}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 435419712

約数和(自身を除く): 254315572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1013, 1277, 2026, 2554, 4052, 5065, 5108, 6385, 7091, 8939, 10130, 12770, 14182, 17878, 20260, 25540, 28364, 35455, 35756, 44695, 70910, 89390, 141820, 178780, 1293601, 2587202, 5174404, 6468005, 9055207, 12936010, 18110414, 25872020, 36220828, 45276035, 90552070, 181104140]

約数ペア:

[(1, 181104140), (2, 90552070), (4, 45276035), (5, 36220828), (7, 25872020), (10, 18110414), (14, 12936010), (20, 9055207), (28, 6468005), (35, 5174404), (70, 2587202), (140, 1293601), (1013, 178780), (1277, 141820), (2026, 89390), (2554, 70910), (4052, 44695), (5065, 35756), (5108, 35455), (6385, 28364), (7091, 25540), (8939, 20260), (10130, 17878), (12770, 14182)]