2790000304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{44563}}^1$

素因数の和:44634

約数の個数: 80

約数和(自身を含む): 6807953152

約数和(自身を除く): 4017952848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 3913, 4472, 4816, 7826, 8944, 15652, 31304, 44563, 62608, 89126, 178252, 311941, 356504, 579319, 623882, 713008, 1158638, 1247764, 1916209, 2317276, 2495528, 3832418, 4055233, 4634552, 4991056, 7664836, 8110466, 9269104, 13413463, 15329672, 16220932, 24910717, 26826926, 30659344, 32441864, 49821434, 53653852, 64883728, 99642868, 107307704, 174375019, 199285736, 214615408, 348750038, 398571472, 697500076, 1395000152, 2790000304]

約数ペア:

[(1, 2790000304), (2, 1395000152), (4, 697500076), (7, 398571472), (8, 348750038), (13, 214615408), (14, 199285736), (16, 174375019), (26, 107307704), (28, 99642868), (43, 64883728), (52, 53653852), (56, 49821434), (86, 32441864), (91, 30659344), (104, 26826926), (112, 24910717), (172, 16220932), (182, 15329672), (208, 13413463), (301, 9269104), (344, 8110466), (364, 7664836), (559, 4991056), (602, 4634552), (688, 4055233), (728, 3832418), (1118, 2495528), (1204, 2317276), (1456, 1916209), (2236, 1247764), (2408, 1158638), (3913, 713008), (4472, 623882), (4816, 579319), (7826, 356504), (8944, 311941), (15652, 178252), (31304, 89126), (44563, 62608)]