2425220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1052

約数の個数: 48

約数和(自身を含む): 6168960

約数和(自身を除く): 3743740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1019, 1190, 2038, 2380, 4076, 5095, 7133, 10190, 14266, 17323, 20380, 28532, 34646, 35665, 69292, 71330, 86615, 121261, 142660, 173230, 242522, 346460, 485044, 606305, 1212610, 2425220]

約数ペア:

[(1, 2425220), (2, 1212610), (4, 606305), (5, 485044), (7, 346460), (10, 242522), (14, 173230), (17, 142660), (20, 121261), (28, 86615), (34, 71330), (35, 69292), (68, 35665), (70, 34646), (85, 28532), (119, 20380), (140, 17323), (170, 14266), (238, 10190), (340, 7133), (476, 5095), (595, 4076), (1019, 2380), (1190, 2038)]