19682280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54673}}^1$

素因数の和:54690

約数の個数: 48

約数和(自身を含む): 63968580

約数和(自身を除く): 44286300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54673, 109346, 164019, 218692, 273365, 328038, 437384, 492057, 546730, 656076, 820095, 984114, 1093460, 1312152, 1640190, 1968228, 2186920, 2460285, 3280380, 3936456, 4920570, 6560760, 9841140, 19682280]

約数ペア:

[(1, 19682280), (2, 9841140), (3, 6560760), (4, 4920570), (5, 3936456), (6, 3280380), (8, 2460285), (9, 2186920), (10, 1968228), (12, 1640190), (15, 1312152), (18, 1093460), (20, 984114), (24, 820095), (30, 656076), (36, 546730), (40, 492057), (45, 437384), (60, 328038), (72, 273365), (90, 218692), (120, 164019), (180, 109346), (360, 54673)]