20680650

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15319}}^1$

素因数の和:15340

約数の個数: 48

約数和(自身を含む): 56990400

約数和(自身を除く): 36309750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15319, 30638, 45957, 76595, 91914, 137871, 153190, 229785, 275742, 382975, 413613, 459570, 689355, 765950, 827226, 1148925, 1378710, 2068065, 2297850, 3446775, 4136130, 6893550, 10340325, 20680650]

約数ペア:

[(1, 20680650), (2, 10340325), (3, 6893550), (5, 4136130), (6, 3446775), (9, 2297850), (10, 2068065), (15, 1378710), (18, 1148925), (25, 827226), (27, 765950), (30, 689355), (45, 459570), (50, 413613), (54, 382975), (75, 275742), (90, 229785), (135, 153190), (150, 137871), (225, 91914), (270, 76595), (450, 45957), (675, 30638), (1350, 15319)]