7371420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17551}}^1$

素因数の和:17570

約数の個数: 48

約数和(自身を含む): 23589888

約数和(自身を除く): 16218468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 17551, 35102, 52653, 70204, 87755, 105306, 122857, 175510, 210612, 245714, 263265, 351020, 368571, 491428, 526530, 614285, 737142, 1053060, 1228570, 1474284, 1842855, 2457140, 3685710, 7371420]

約数ペア:

[(1, 7371420), (2, 3685710), (3, 2457140), (4, 1842855), (5, 1474284), (6, 1228570), (7, 1053060), (10, 737142), (12, 614285), (14, 526530), (15, 491428), (20, 368571), (21, 351020), (28, 263265), (30, 245714), (35, 210612), (42, 175510), (60, 122857), (70, 105306), (84, 87755), (105, 70204), (140, 52653), (210, 35102), (420, 17551)]