2015123740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{22811}}^1$

素因数の和:23458

約数の個数: 48

約数和(自身を含む): 4844173824

約数和(自身を除く): 2829050084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 2524, 3155, 4417, 6310, 8834, 12620, 17668, 22085, 22811, 44170, 45622, 88340, 91244, 114055, 159677, 228110, 319354, 456220, 638708, 798385, 1596770, 3193540, 14393741, 28787482, 57574964, 71968705, 100756187, 143937410, 201512374, 287874820, 403024748, 503780935, 1007561870, 2015123740]

約数ペア:

[(1, 2015123740), (2, 1007561870), (4, 503780935), (5, 403024748), (7, 287874820), (10, 201512374), (14, 143937410), (20, 100756187), (28, 71968705), (35, 57574964), (70, 28787482), (140, 14393741), (631, 3193540), (1262, 1596770), (2524, 798385), (3155, 638708), (4417, 456220), (6310, 319354), (8834, 228110), (12620, 159677), (17668, 114055), (22085, 91244), (22811, 88340), (44170, 45622)]