185139780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{440809}}^1$

素因数の和:440828

約数の個数: 48

約数和(自身を含む): 592448640

約数和(自身を除く): 407308860

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, 440809, 881618, 1322427, 1763236, 2204045, 2644854, 3085663, 4408090, 5289708, 6171326, 6612135, 8816180, 9256989, 12342652, 13224270, 15428315, 18513978, 26448540, 30856630, 37027956, 46284945, 61713260, 92569890, 185139780]

約数ペア:

[(1, 185139780), (2, 92569890), (3, 61713260), (4, 46284945), (5, 37027956), (6, 30856630), (7, 26448540), (10, 18513978), (12, 15428315), (14, 13224270), (15, 12342652), (20, 9256989), (21, 8816180), (28, 6612135), (30, 6171326), (35, 5289708), (42, 4408090), (60, 3085663), (70, 2644854), (84, 2204045), (105, 1763236), (140, 1322427), (210, 881618), (420, 440809)]