40486330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 74649600

約数和(自身を除く): 34163270

約数列:

[1, 2, 5, 10, 71, 127, 142, 254, 355, 449, 635, 710, 898, 1270, 2245, 4490, 9017, 18034, 31879, 45085, 57023, 63758, 90170, 114046, 159395, 285115, 318790, 570230, 4048633, 8097266, 20243165, 40486330]

約数ペア:

[(1, 40486330), (2, 20243165), (5, 8097266), (10, 4048633), (71, 570230), (127, 318790), (142, 285115), (254, 159395), (355, 114046), (449, 90170), (635, 63758), (710, 57023), (898, 45085), (1270, 31879), (2245, 18034), (4490, 9017)]