2081700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{257}}^1$

素因数の和:283

約数の個数: 90

約数和(自身を含む): 6774306

約数和(自身を除く): 4692606

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 257, 270, 300, 324, 405, 450, 514, 540, 675, 771, 810, 900, 1028, 1285, 1350, 1542, 1620, 2025, 2313, 2570, 2700, 3084, 3855, 4050, 4626, 5140, 6425, 6939, 7710, 8100, 9252, 11565, 12850, 13878, 15420, 19275, 20817, 23130, 25700, 27756, 34695, 38550, 41634, 46260, 57825, 69390, 77100, 83268, 104085, 115650, 138780, 173475, 208170, 231300, 346950, 416340, 520425, 693900, 1040850, 2081700]

約数ペア:

[(1, 2081700), (2, 1040850), (3, 693900), (4, 520425), (5, 416340), (6, 346950), (9, 231300), (10, 208170), (12, 173475), (15, 138780), (18, 115650), (20, 104085), (25, 83268), (27, 77100), (30, 69390), (36, 57825), (45, 46260), (50, 41634), (54, 38550), (60, 34695), (75, 27756), (81, 25700), (90, 23130), (100, 20817), (108, 19275), (135, 15420), (150, 13878), (162, 12850), (180, 11565), (225, 9252), (257, 8100), (270, 7710), (300, 6939), (324, 6425), (405, 5140), (450, 4626), (514, 4050), (540, 3855), (675, 3084), (771, 2700), (810, 2570), (900, 2313), (1028, 2025), (1285, 1620), (1350, 1542)]