420046528

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1086

約数の個数: 112

約数和(自身を含む): 989015040

約数和(自身を除く): 568968512

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 88, 124, 152, 176, 209, 248, 304, 341, 352, 418, 496, 589, 608, 682, 704, 836, 992, 1013, 1178, 1216, 1364, 1672, 1984, 2026, 2356, 2728, 3344, 4052, 4712, 5456, 6479, 6688, 8104, 9424, 10912, 11143, 12958, 13376, 16208, 18848, 19247, 21824, 22286, 25916, 31403, 32416, 37696, 38494, 44572, 51832, 62806, 64832, 76988, 89144, 103664, 125612, 153976, 178288, 207328, 211717, 251224, 307952, 345433, 356576, 414656, 423434, 502448, 596657, 615904, 690866, 713152, 846868, 1004896, 1193314, 1231808, 1381732, 1693736, 2009792, 2386628, 2763464, 3387472, 4773256, 5526928, 6563227, 6774944, 9546512, 11053856, 13126454, 13549888, 19093024, 22107712, 26252908, 38186048, 52505816, 105011632, 210023264, 420046528]

約数ペア:

[(1, 420046528), (2, 210023264), (4, 105011632), (8, 52505816), (11, 38186048), (16, 26252908), (19, 22107712), (22, 19093024), (31, 13549888), (32, 13126454), (38, 11053856), (44, 9546512), (62, 6774944), (64, 6563227), (76, 5526928), (88, 4773256), (124, 3387472), (152, 2763464), (176, 2386628), (209, 2009792), (248, 1693736), (304, 1381732), (341, 1231808), (352, 1193314), (418, 1004896), (496, 846868), (589, 713152), (608, 690866), (682, 615904), (704, 596657), (836, 502448), (992, 423434), (1013, 414656), (1178, 356576), (1216, 345433), (1364, 307952), (1672, 251224), (1984, 211717), (2026, 207328), (2356, 178288), (2728, 153976), (3344, 125612), (4052, 103664), (4712, 89144), (5456, 76988), (6479, 64832), (6688, 62806), (8104, 51832), (9424, 44572), (10912, 38494), (11143, 37696), (12958, 32416), (13376, 31403), (16208, 25916), (18848, 22286), (19247, 21824)]