20675830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5573}}^1$

素因数の和:5640

約数の個数: 32

約数和(自身を含む): 43343424

約数和(自身を除く): 22667594

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5573, 11146, 27865, 39011, 55730, 78022, 195055, 295369, 390110, 590738, 1476845, 2067583, 2953690, 4135166, 10337915, 20675830]

約数ペア:

[(1, 20675830), (2, 10337915), (5, 4135166), (7, 2953690), (10, 2067583), (14, 1476845), (35, 590738), (53, 390110), (70, 295369), (106, 195055), (265, 78022), (371, 55730), (530, 39011), (742, 27865), (1855, 11146), (3710, 5573)]