1286450480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120907}}^1$

素因数の和:120946

約数の個数: 80

約数和(自身を含む): 3598222080

約数和(自身を除く): 2311771600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 120907, 241814, 483628, 604535, 846349, 967256, 1209070, 1692698, 1934512, 2297233, 2418140, 3385396, 4231745, 4594466, 4836280, 6770792, 8463490, 9188932, 9672560, 11486165, 13541584, 16080631, 16926980, 18377864, 22972330, 32161262, 33853960, 36755728, 45944660, 64322524, 67707920, 80403155, 91889320, 128645048, 160806310, 183778640, 257290096, 321612620, 643225240, 1286450480]

約数ペア:

[(1, 1286450480), (2, 643225240), (4, 321612620), (5, 257290096), (7, 183778640), (8, 160806310), (10, 128645048), (14, 91889320), (16, 80403155), (19, 67707920), (20, 64322524), (28, 45944660), (35, 36755728), (38, 33853960), (40, 32161262), (56, 22972330), (70, 18377864), (76, 16926980), (80, 16080631), (95, 13541584), (112, 11486165), (133, 9672560), (140, 9188932), (152, 8463490), (190, 6770792), (266, 4836280), (280, 4594466), (304, 4231745), (380, 3385396), (532, 2418140), (560, 2297233), (665, 1934512), (760, 1692698), (1064, 1209070), (1330, 967256), (1520, 846349), (2128, 604535), (2660, 483628), (5320, 241814), (10640, 120907)]