1854805020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{997207}}^1$

素因数の和:997250

約数の個数: 48

約数和(自身を含む): 5360990208

約数和(自身を除く): 3506185188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 997207, 1994414, 2991621, 3988828, 4986035, 5983242, 9972070, 11966484, 14958105, 19944140, 29916210, 30913417, 59832420, 61826834, 92740251, 123653668, 154567085, 185480502, 309134170, 370961004, 463701255, 618268340, 927402510, 1854805020]

約数ペア:

[(1, 1854805020), (2, 927402510), (3, 618268340), (4, 463701255), (5, 370961004), (6, 309134170), (10, 185480502), (12, 154567085), (15, 123653668), (20, 92740251), (30, 61826834), (31, 59832420), (60, 30913417), (62, 29916210), (93, 19944140), (124, 14958105), (155, 11966484), (186, 9972070), (310, 5983242), (372, 4986035), (465, 3988828), (620, 2991621), (930, 1994414), (1860, 997207)]