42207080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 99221760

約数和(自身を除く): 57014680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 172, 212, 215, 265, 344, 424, 430, 463, 530, 860, 926, 1060, 1720, 1852, 2120, 2279, 2315, 3704, 4558, 4630, 9116, 9260, 11395, 18232, 18520, 19909, 22790, 24539, 39818, 45580, 49078, 79636, 91160, 98156, 99545, 122695, 159272, 196312, 199090, 245390, 398180, 490780, 796360, 981560, 1055177, 2110354, 4220708, 5275885, 8441416, 10551770, 21103540, 42207080]

約数ペア:

[(1, 42207080), (2, 21103540), (4, 10551770), (5, 8441416), (8, 5275885), (10, 4220708), (20, 2110354), (40, 1055177), (43, 981560), (53, 796360), (86, 490780), (106, 398180), (172, 245390), (212, 199090), (215, 196312), (265, 159272), (344, 122695), (424, 99545), (430, 98156), (463, 91160), (530, 79636), (860, 49078), (926, 45580), (1060, 39818), (1720, 24539), (1852, 22790), (2120, 19909), (2279, 18520), (2315, 18232), (3704, 11395), (4558, 9260), (4630, 9116)]