1805700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 5638528

約数和(自身を除く): 3832828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 463, 650, 780, 926, 975, 1300, 1389, 1852, 1950, 2315, 2778, 3900, 4630, 5556, 6019, 6945, 9260, 11575, 12038, 13890, 18057, 23150, 24076, 27780, 30095, 34725, 36114, 46300, 60190, 69450, 72228, 90285, 120380, 138900, 150475, 180570, 300950, 361140, 451425, 601900, 902850, 1805700]

約数ペア:

[(1, 1805700), (2, 902850), (3, 601900), (4, 451425), (5, 361140), (6, 300950), (10, 180570), (12, 150475), (13, 138900), (15, 120380), (20, 90285), (25, 72228), (26, 69450), (30, 60190), (39, 46300), (50, 36114), (52, 34725), (60, 30095), (65, 27780), (75, 24076), (78, 23150), (100, 18057), (130, 13890), (150, 12038), (156, 11575), (195, 9260), (260, 6945), (300, 6019), (325, 5556), (390, 4630), (463, 3900), (650, 2778), (780, 2315), (926, 1950), (975, 1852), (1300, 1389)]