396987140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1301}}^1$

素因数の和:1413

約数の個数: 96

約数和(自身を含む): 971187840

約数和(自身を除く): 574200700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 73, 76, 95, 110, 146, 190, 209, 220, 292, 365, 380, 418, 730, 803, 836, 1045, 1301, 1387, 1460, 1606, 2090, 2602, 2774, 3212, 4015, 4180, 5204, 5548, 6505, 6935, 8030, 13010, 13870, 14311, 15257, 16060, 24719, 26020, 27740, 28622, 30514, 49438, 57244, 61028, 71555, 76285, 94973, 98876, 123595, 143110, 152570, 189946, 247190, 271909, 286220, 305140, 379892, 474865, 494380, 543818, 949730, 1044703, 1087636, 1359545, 1804487, 1899460, 2089406, 2719090, 3608974, 4178812, 5223515, 5438180, 7217948, 9022435, 10447030, 18044870, 19849357, 20894060, 36089740, 39698714, 79397428, 99246785, 198493570, 396987140]

約数ペア:

[(1, 396987140), (2, 198493570), (4, 99246785), (5, 79397428), (10, 39698714), (11, 36089740), (19, 20894060), (20, 19849357), (22, 18044870), (38, 10447030), (44, 9022435), (55, 7217948), (73, 5438180), (76, 5223515), (95, 4178812), (110, 3608974), (146, 2719090), (190, 2089406), (209, 1899460), (220, 1804487), (292, 1359545), (365, 1087636), (380, 1044703), (418, 949730), (730, 543818), (803, 494380), (836, 474865), (1045, 379892), (1301, 305140), (1387, 286220), (1460, 271909), (1606, 247190), (2090, 189946), (2602, 152570), (2774, 143110), (3212, 123595), (4015, 98876), (4180, 94973), (5204, 76285), (5548, 71555), (6505, 61028), (6935, 57244), (8030, 49438), (13010, 30514), (13870, 28622), (14311, 27740), (15257, 26020), (16060, 24719)]