1420442716

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2231

約数の個数: 72

約数和(自身を含む): 3139004288

約数和(自身を除く): 1718561572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 211, 242, 308, 422, 484, 844, 847, 1477, 1694, 1987, 2321, 2954, 3388, 3974, 4642, 5908, 7948, 9284, 13909, 16247, 21857, 25531, 27818, 32494, 43714, 51062, 55636, 64988, 87428, 102124, 152999, 178717, 240427, 305998, 357434, 419257, 480854, 611996, 714868, 838514, 961708, 1677028, 1682989, 2934799, 3365978, 4611827, 5869598, 6731956, 9223654, 11739196, 18447308, 32282789, 50730097, 64565578, 101460194, 129131156, 202920388, 355110679, 710221358, 1420442716]

約数ペア:

[(1, 1420442716), (2, 710221358), (4, 355110679), (7, 202920388), (11, 129131156), (14, 101460194), (22, 64565578), (28, 50730097), (44, 32282789), (77, 18447308), (121, 11739196), (154, 9223654), (211, 6731956), (242, 5869598), (308, 4611827), (422, 3365978), (484, 2934799), (844, 1682989), (847, 1677028), (1477, 961708), (1694, 838514), (1987, 714868), (2321, 611996), (2954, 480854), (3388, 419257), (3974, 357434), (4642, 305998), (5908, 240427), (7948, 178717), (9284, 152999), (13909, 102124), (16247, 87428), (21857, 64988), (25531, 55636), (27818, 51062), (32494, 43714)]