28206032

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 61662720

約数和(自身を除く): 33456688

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 41, 62, 73, 76, 82, 124, 146, 152, 164, 248, 292, 304, 328, 496, 584, 589, 656, 779, 1168, 1178, 1271, 1387, 1558, 2263, 2356, 2542, 2774, 2993, 3116, 4526, 4712, 5084, 5548, 5986, 6232, 9052, 9424, 10168, 11096, 11972, 12464, 18104, 20336, 22192, 23944, 24149, 36208, 42997, 47888, 48298, 56867, 85994, 92783, 96596, 113734, 171988, 185566, 193192, 227468, 343976, 371132, 386384, 454936, 687952, 742264, 909872, 1484528, 1762877, 3525754, 7051508, 14103016, 28206032]

約数ペア:

[(1, 28206032), (2, 14103016), (4, 7051508), (8, 3525754), (16, 1762877), (19, 1484528), (31, 909872), (38, 742264), (41, 687952), (62, 454936), (73, 386384), (76, 371132), (82, 343976), (124, 227468), (146, 193192), (152, 185566), (164, 171988), (248, 113734), (292, 96596), (304, 92783), (328, 85994), (496, 56867), (584, 48298), (589, 47888), (656, 42997), (779, 36208), (1168, 24149), (1178, 23944), (1271, 22192), (1387, 20336), (1558, 18104), (2263, 12464), (2356, 11972), (2542, 11096), (2774, 10168), (2993, 9424), (3116, 9052), (4526, 6232), (4712, 5986), (5084, 5548)]