2980821956

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{215939}}^1$

素因数の和:215996

約数の個数: 48

約数和(自身を含む): 6530025600

約数和(自身を除く): 3549203644

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1972, 3451, 6902, 13804, 215939, 431878, 863756, 1511573, 3023146, 3670963, 6046292, 6262231, 7341926, 12524462, 14683852, 25048924, 25696741, 43835617, 51393482, 87671234, 102786964, 106457927, 175342468, 212915854, 425831708, 745205489, 1490410978, 2980821956]

約数ペア:

[(1, 2980821956), (2, 1490410978), (4, 745205489), (7, 425831708), (14, 212915854), (17, 175342468), (28, 106457927), (29, 102786964), (34, 87671234), (58, 51393482), (68, 43835617), (116, 25696741), (119, 25048924), (203, 14683852), (238, 12524462), (406, 7341926), (476, 6262231), (493, 6046292), (812, 3670963), (986, 3023146), (1972, 1511573), (3451, 863756), (6902, 431878), (13804, 215939)]