20031000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 68290560

約数和(自身を除く): 48259560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 264, 275, 300, 330, 375, 440, 500, 550, 600, 607, 660, 750, 825, 1000, 1100, 1214, 1320, 1375, 1500, 1650, 1821, 2200, 2428, 2750, 3000, 3035, 3300, 3642, 4125, 4856, 5500, 6070, 6600, 6677, 7284, 8250, 9105, 11000, 12140, 13354, 14568, 15175, 16500, 18210, 20031, 24280, 26708, 30350, 33000, 33385, 36420, 40062, 45525, 53416, 60700, 66770, 72840, 75875, 80124, 91050, 100155, 121400, 133540, 151750, 160248, 166925, 182100, 200310, 227625, 267080, 303500, 333850, 364200, 400620, 455250, 500775, 607000, 667700, 801240, 834625, 910500, 1001550, 1335400, 1669250, 1821000, 2003100, 2503875, 3338500, 4006200, 5007750, 6677000, 10015500, 20031000]

約数ペア:

[(1, 20031000), (2, 10015500), (3, 6677000), (4, 5007750), (5, 4006200), (6, 3338500), (8, 2503875), (10, 2003100), (11, 1821000), (12, 1669250), (15, 1335400), (20, 1001550), (22, 910500), (24, 834625), (25, 801240), (30, 667700), (33, 607000), (40, 500775), (44, 455250), (50, 400620), (55, 364200), (60, 333850), (66, 303500), (75, 267080), (88, 227625), (100, 200310), (110, 182100), (120, 166925), (125, 160248), (132, 151750), (150, 133540), (165, 121400), (200, 100155), (220, 91050), (250, 80124), (264, 75875), (275, 72840), (300, 66770), (330, 60700), (375, 53416), (440, 45525), (500, 40062), (550, 36420), (600, 33385), (607, 33000), (660, 30350), (750, 26708), (825, 24280), (1000, 20031), (1100, 18210), (1214, 16500), (1320, 15175), (1375, 14568), (1500, 13354), (1650, 12140), (1821, 11000), (2200, 9105), (2428, 8250), (2750, 7284), (3000, 6677), (3035, 6600), (3300, 6070), (3642, 5500), (4125, 4856)]