40372720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26561}}^1$

素因数の和:26593

約数の個数: 40

約数和(自身を含む): 98810640

約数和(自身を除く): 58437920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 26561, 53122, 106244, 132805, 212488, 265610, 424976, 504659, 531220, 1009318, 1062440, 2018636, 2124880, 2523295, 4037272, 5046590, 8074544, 10093180, 20186360, 40372720]

約数ペア:

[(1, 40372720), (2, 20186360), (4, 10093180), (5, 8074544), (8, 5046590), (10, 4037272), (16, 2523295), (19, 2124880), (20, 2018636), (38, 1062440), (40, 1009318), (76, 531220), (80, 504659), (95, 424976), (152, 265610), (190, 212488), (304, 132805), (380, 106244), (760, 53122), (1520, 26561)]