55843620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{132961}}^1$

素因数の和:132980

約数の個数: 48

約数和(自身を含む): 178700928

約数和(自身を除く): 122857308

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, 132961, 265922, 398883, 531844, 664805, 797766, 930727, 1329610, 1595532, 1861454, 1994415, 2659220, 2792181, 3722908, 3988830, 4653635, 5584362, 7977660, 9307270, 11168724, 13960905, 18614540, 27921810, 55843620]

約数ペア:

[(1, 55843620), (2, 27921810), (3, 18614540), (4, 13960905), (5, 11168724), (6, 9307270), (7, 7977660), (10, 5584362), (12, 4653635), (14, 3988830), (15, 3722908), (20, 2792181), (21, 2659220), (28, 1994415), (30, 1861454), (35, 1595532), (42, 1329610), (60, 930727), (70, 797766), (84, 664805), (105, 531844), (140, 398883), (210, 265922), (420, 132961)]