1999712

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 96

約数和(自身を含む): 5080320

約数和(自身を除く): 3080608

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 23, 26, 32, 38, 44, 46, 52, 76, 88, 92, 104, 143, 152, 176, 184, 208, 209, 247, 253, 286, 299, 304, 352, 368, 416, 418, 437, 494, 506, 572, 598, 608, 736, 836, 874, 988, 1012, 1144, 1196, 1672, 1748, 1976, 2024, 2288, 2392, 2717, 3289, 3344, 3496, 3952, 4048, 4576, 4784, 4807, 5434, 5681, 6578, 6688, 6992, 7904, 8096, 9568, 9614, 10868, 11362, 13156, 13984, 19228, 21736, 22724, 26312, 38456, 43472, 45448, 52624, 62491, 76912, 86944, 90896, 105248, 124982, 153824, 181792, 249964, 499928, 999856, 1999712]

約数ペア:

[(1, 1999712), (2, 999856), (4, 499928), (8, 249964), (11, 181792), (13, 153824), (16, 124982), (19, 105248), (22, 90896), (23, 86944), (26, 76912), (32, 62491), (38, 52624), (44, 45448), (46, 43472), (52, 38456), (76, 26312), (88, 22724), (92, 21736), (104, 19228), (143, 13984), (152, 13156), (176, 11362), (184, 10868), (208, 9614), (209, 9568), (247, 8096), (253, 7904), (286, 6992), (299, 6688), (304, 6578), (352, 5681), (368, 5434), (416, 4807), (418, 4784), (437, 4576), (494, 4048), (506, 3952), (572, 3496), (598, 3344), (608, 3289), (736, 2717), (836, 2392), (874, 2288), (988, 2024), (1012, 1976), (1144, 1748), (1196, 1672)]