42664120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 102564000

約数和(自身を除く): 59899880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 769, 1387, 1460, 1538, 2774, 2920, 3076, 3845, 5548, 6152, 6935, 7690, 11096, 13870, 14611, 15380, 27740, 29222, 30760, 55480, 56137, 58444, 73055, 112274, 116888, 146110, 224548, 280685, 292220, 449096, 561370, 584440, 1066603, 1122740, 2133206, 2245480, 4266412, 5333015, 8532824, 10666030, 21332060, 42664120]

約数ペア:

[(1, 42664120), (2, 21332060), (4, 10666030), (5, 8532824), (8, 5333015), (10, 4266412), (19, 2245480), (20, 2133206), (38, 1122740), (40, 1066603), (73, 584440), (76, 561370), (95, 449096), (146, 292220), (152, 280685), (190, 224548), (292, 146110), (365, 116888), (380, 112274), (584, 73055), (730, 58444), (760, 56137), (769, 55480), (1387, 30760), (1460, 29222), (1538, 27740), (2774, 15380), (2920, 14611), (3076, 13870), (3845, 11096), (5548, 7690), (6152, 6935)]