27428520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{32653}}^1$

素因数の和:32674

約数の個数: 64

約数和(自身を含む): 94043520

約数和(自身を除く): 66615000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 32653, 65306, 97959, 130612, 163265, 195918, 228571, 261224, 326530, 391836, 457142, 489795, 653060, 685713, 783672, 914284, 979590, 1142855, 1306120, 1371426, 1828568, 1959180, 2285710, 2742852, 3428565, 3918360, 4571420, 5485704, 6857130, 9142840, 13714260, 27428520]

約数ペア:

[(1, 27428520), (2, 13714260), (3, 9142840), (4, 6857130), (5, 5485704), (6, 4571420), (7, 3918360), (8, 3428565), (10, 2742852), (12, 2285710), (14, 1959180), (15, 1828568), (20, 1371426), (21, 1306120), (24, 1142855), (28, 979590), (30, 914284), (35, 783672), (40, 685713), (42, 653060), (56, 489795), (60, 457142), (70, 391836), (84, 326530), (105, 261224), (120, 228571), (140, 195918), (168, 163265), (210, 130612), (280, 97959), (420, 65306), (840, 32653)]