42655620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101561}}^1$

素因数の和:101580

約数の個数: 48

約数和(自身を含む): 136499328

約数和(自身を除く): 93843708

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, 101561, 203122, 304683, 406244, 507805, 609366, 710927, 1015610, 1218732, 1421854, 1523415, 2031220, 2132781, 2843708, 3046830, 3554635, 4265562, 6093660, 7109270, 8531124, 10663905, 14218540, 21327810, 42655620]

約数ペア:

[(1, 42655620), (2, 21327810), (3, 14218540), (4, 10663905), (5, 8531124), (6, 7109270), (7, 6093660), (10, 4265562), (12, 3554635), (14, 3046830), (15, 2843708), (20, 2132781), (21, 2031220), (28, 1523415), (30, 1421854), (35, 1218732), (42, 1015610), (60, 710927), (70, 609366), (84, 507805), (105, 406244), (140, 304683), (210, 203122), (420, 101561)]