4050040

素因数分解:

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

素因数の和:176

約数の個数: 48

約数和(自身を含む): 9725400

約数和(自身を除く): 5675360

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, 1387, 1460, 2774, 2920, 5329, 5548, 6935, 10658, 11096, 13870, 21316, 26645, 27740, 42632, 53290, 55480, 101251, 106580, 202502, 213160, 405004, 506255, 810008, 1012510, 2025020, 4050040]

約数ペア:

[(1, 4050040), (2, 2025020), (4, 1012510), (5, 810008), (8, 506255), (10, 405004), (19, 213160), (20, 202502), (38, 106580), (40, 101251), (73, 55480), (76, 53290), (95, 42632), (146, 27740), (152, 26645), (190, 21316), (292, 13870), (365, 11096), (380, 10658), (584, 6935), (730, 5548), (760, 5329), (1387, 2920), (1460, 2774)]