1805580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1433}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 6263712

約数和(自身を除く): 4458132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1433, 2866, 4299, 5732, 7165, 8598, 10031, 12897, 14330, 17196, 20062, 21495, 25794, 28660, 30093, 40124, 42990, 50155, 51588, 60186, 64485, 85980, 90279, 100310, 120372, 128970, 150465, 180558, 200620, 257940, 300930, 361116, 451395, 601860, 902790, 1805580]

約数ペア:

[(1, 1805580), (2, 902790), (3, 601860), (4, 451395), (5, 361116), (6, 300930), (7, 257940), (9, 200620), (10, 180558), (12, 150465), (14, 128970), (15, 120372), (18, 100310), (20, 90279), (21, 85980), (28, 64485), (30, 60186), (35, 51588), (36, 50155), (42, 42990), (45, 40124), (60, 30093), (63, 28660), (70, 25794), (84, 21495), (90, 20062), (105, 17196), (126, 14330), (140, 12897), (180, 10031), (210, 8598), (252, 7165), (315, 5732), (420, 4299), (630, 2866), (1260, 1433)]