18286680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{152389}}^1$

素因数の和:152403

約数の個数: 32

約数和(自身を含む): 54860400

約数和(自身を除く): 36573720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 152389, 304778, 457167, 609556, 761945, 914334, 1219112, 1523890, 1828668, 2285835, 3047780, 3657336, 4571670, 6095560, 9143340, 18286680]

約数ペア:

[(1, 18286680), (2, 9143340), (3, 6095560), (4, 4571670), (5, 3657336), (6, 3047780), (8, 2285835), (10, 1828668), (12, 1523890), (15, 1219112), (20, 914334), (24, 761945), (30, 609556), (40, 457167), (60, 304778), (120, 152389)]