20656090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22699}}^1$

素因数の和:22726

約数の個数: 32

約数和(自身を含む): 45763200

約数和(自身を除く): 25107110

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22699, 45398, 113495, 158893, 226990, 295087, 317786, 590174, 794465, 1475435, 1588930, 2065609, 2950870, 4131218, 10328045, 20656090]

約数ペア:

[(1, 20656090), (2, 10328045), (5, 4131218), (7, 2950870), (10, 2065609), (13, 1588930), (14, 1475435), (26, 794465), (35, 590174), (65, 317786), (70, 295087), (91, 226990), (130, 158893), (182, 113495), (455, 45398), (910, 22699)]