1949621408

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{15739}}^1$

素因数の和:15842

約数の個数: 72

約数和(自身を含む): 4521787200

約数和(自身を除く): 2572165792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 632, 784, 1106, 1264, 1568, 2212, 2528, 3871, 4424, 7742, 8848, 15484, 15739, 17696, 30968, 31478, 61936, 62956, 110173, 123872, 125912, 220346, 251824, 440692, 503648, 771211, 881384, 1243381, 1542422, 1762768, 2486762, 3084844, 3525536, 4973524, 6169688, 8703667, 9947048, 12339376, 17407334, 19894096, 24678752, 34814668, 39788192, 60925669, 69629336, 121851338, 139258672, 243702676, 278517344, 487405352, 974810704, 1949621408]

約数ペア:

[(1, 1949621408), (2, 974810704), (4, 487405352), (7, 278517344), (8, 243702676), (14, 139258672), (16, 121851338), (28, 69629336), (32, 60925669), (49, 39788192), (56, 34814668), (79, 24678752), (98, 19894096), (112, 17407334), (158, 12339376), (196, 9947048), (224, 8703667), (316, 6169688), (392, 4973524), (553, 3525536), (632, 3084844), (784, 2486762), (1106, 1762768), (1264, 1542422), (1568, 1243381), (2212, 881384), (2528, 771211), (3871, 503648), (4424, 440692), (7742, 251824), (8848, 220346), (15484, 125912), (15739, 123872), (17696, 110173), (30968, 62956), (31478, 61936)]