408083140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 936875520

約数和(自身を除く): 528792380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 73, 76, 94, 95, 146, 188, 190, 235, 292, 313, 365, 380, 470, 626, 730, 893, 940, 1252, 1387, 1460, 1565, 1786, 2774, 3130, 3431, 3572, 4465, 5548, 5947, 6260, 6862, 6935, 8930, 11894, 13724, 13870, 14711, 17155, 17860, 22849, 23788, 27740, 29422, 29735, 34310, 45698, 58844, 59470, 65189, 68620, 73555, 91396, 114245, 118940, 130378, 147110, 228490, 260756, 279509, 294220, 325945, 434131, 456980, 559018, 651890, 868262, 1073903, 1118036, 1303780, 1397545, 1736524, 2147806, 2170655, 2795090, 4295612, 4341310, 5369515, 5590180, 8682620, 10739030, 20404157, 21478060, 40808314, 81616628, 102020785, 204041570, 408083140]

約数ペア:

[(1, 408083140), (2, 204041570), (4, 102020785), (5, 81616628), (10, 40808314), (19, 21478060), (20, 20404157), (38, 10739030), (47, 8682620), (73, 5590180), (76, 5369515), (94, 4341310), (95, 4295612), (146, 2795090), (188, 2170655), (190, 2147806), (235, 1736524), (292, 1397545), (313, 1303780), (365, 1118036), (380, 1073903), (470, 868262), (626, 651890), (730, 559018), (893, 456980), (940, 434131), (1252, 325945), (1387, 294220), (1460, 279509), (1565, 260756), (1786, 228490), (2774, 147110), (3130, 130378), (3431, 118940), (3572, 114245), (4465, 91396), (5548, 73555), (5947, 68620), (6260, 65189), (6862, 59470), (6935, 58844), (8930, 45698), (11894, 34310), (13724, 29735), (13870, 29422), (14711, 27740), (17155, 23788), (17860, 22849)]