55705020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{132631}}^1$

素因数の和:132650

約数の個数: 48

約数和(自身を含む): 178257408

約数和(自身を除く): 122552388

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, 132631, 265262, 397893, 530524, 663155, 795786, 928417, 1326310, 1591572, 1856834, 1989465, 2652620, 2785251, 3713668, 3978930, 4642085, 5570502, 7957860, 9284170, 11141004, 13926255, 18568340, 27852510, 55705020]

約数ペア:

[(1, 55705020), (2, 27852510), (3, 18568340), (4, 13926255), (5, 11141004), (6, 9284170), (7, 7957860), (10, 5570502), (12, 4642085), (14, 3978930), (15, 3713668), (20, 2785251), (21, 2652620), (28, 1989465), (30, 1856834), (35, 1591572), (42, 1326310), (60, 928417), (70, 795786), (84, 663155), (105, 530524), (140, 397893), (210, 265262), (420, 132631)]