18790680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{156589}}^1$

素因数の和:156603

約数の個数: 32

約数和(自身を含む): 56372400

約数和(自身を除く): 37581720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 156589, 313178, 469767, 626356, 782945, 939534, 1252712, 1565890, 1879068, 2348835, 3131780, 3758136, 4697670, 6263560, 9395340, 18790680]

約数ペア:

[(1, 18790680), (2, 9395340), (3, 6263560), (4, 4697670), (5, 3758136), (6, 3131780), (8, 2348835), (10, 1879068), (12, 1565890), (15, 1252712), (20, 939534), (24, 782945), (30, 626356), (40, 469767), (60, 313178), (120, 156589)]