20834450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 50413440

約数和(自身を除く): 29578990

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 25, 26, 35, 38, 50, 65, 70, 91, 95, 130, 133, 175, 182, 190, 241, 247, 266, 325, 350, 455, 475, 482, 494, 650, 665, 910, 950, 1205, 1235, 1330, 1687, 1729, 2275, 2410, 2470, 3133, 3325, 3374, 3458, 4550, 4579, 6025, 6175, 6266, 6650, 8435, 8645, 9158, 12050, 12350, 15665, 16870, 17290, 21931, 22895, 31330, 32053, 42175, 43225, 43862, 45790, 59527, 64106, 78325, 84350, 86450, 109655, 114475, 119054, 156650, 160265, 219310, 228950, 297635, 320530, 416689, 548275, 595270, 801325, 833378, 1096550, 1488175, 1602650, 2083445, 2976350, 4166890, 10417225, 20834450]

約数ペア:

[(1, 20834450), (2, 10417225), (5, 4166890), (7, 2976350), (10, 2083445), (13, 1602650), (14, 1488175), (19, 1096550), (25, 833378), (26, 801325), (35, 595270), (38, 548275), (50, 416689), (65, 320530), (70, 297635), (91, 228950), (95, 219310), (130, 160265), (133, 156650), (175, 119054), (182, 114475), (190, 109655), (241, 86450), (247, 84350), (266, 78325), (325, 64106), (350, 59527), (455, 45790), (475, 43862), (482, 43225), (494, 42175), (650, 32053), (665, 31330), (910, 22895), (950, 21931), (1205, 17290), (1235, 16870), (1330, 15665), (1687, 12350), (1729, 12050), (2275, 9158), (2410, 8645), (2470, 8435), (3133, 6650), (3325, 6266), (3374, 6175), (3458, 6025), (4550, 4579)]