12905200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 38747520

約数和(自身を除く): 25842320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 419, 440, 550, 560, 616, 700, 770, 838, 880, 1100, 1232, 1400, 1540, 1676, 1925, 2095, 2200, 2800, 2933, 3080, 3352, 3850, 4190, 4400, 4609, 5866, 6160, 6704, 7700, 8380, 9218, 10475, 11732, 14665, 15400, 16760, 18436, 20950, 23045, 23464, 29330, 30800, 32263, 33520, 36872, 41900, 46090, 46928, 58660, 64526, 73325, 73744, 83800, 92180, 115225, 117320, 129052, 146650, 161315, 167600, 184360, 230450, 234640, 258104, 293300, 322630, 368720, 460900, 516208, 586600, 645260, 806575, 921800, 1173200, 1290520, 1613150, 1843600, 2581040, 3226300, 6452600, 12905200]

約数ペア:

[(1, 12905200), (2, 6452600), (4, 3226300), (5, 2581040), (7, 1843600), (8, 1613150), (10, 1290520), (11, 1173200), (14, 921800), (16, 806575), (20, 645260), (22, 586600), (25, 516208), (28, 460900), (35, 368720), (40, 322630), (44, 293300), (50, 258104), (55, 234640), (56, 230450), (70, 184360), (77, 167600), (80, 161315), (88, 146650), (100, 129052), (110, 117320), (112, 115225), (140, 92180), (154, 83800), (175, 73744), (176, 73325), (200, 64526), (220, 58660), (275, 46928), (280, 46090), (308, 41900), (350, 36872), (385, 33520), (400, 32263), (419, 30800), (440, 29330), (550, 23464), (560, 23045), (616, 20950), (700, 18436), (770, 16760), (838, 15400), (880, 14665), (1100, 11732), (1232, 10475), (1400, 9218), (1540, 8380), (1676, 7700), (1925, 6704), (2095, 6160), (2200, 5866), (2800, 4609), (2933, 4400), (3080, 4190), (3352, 3850)]