2258480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 6219840

約数和(自身を除く): 3961360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 109, 112, 140, 148, 185, 218, 259, 280, 296, 370, 436, 518, 545, 560, 592, 740, 763, 872, 1036, 1090, 1295, 1480, 1526, 1744, 2072, 2180, 2590, 2960, 3052, 3815, 4033, 4144, 4360, 5180, 6104, 7630, 8066, 8720, 10360, 12208, 15260, 16132, 20165, 20720, 28231, 30520, 32264, 40330, 56462, 61040, 64528, 80660, 112924, 141155, 161320, 225848, 282310, 322640, 451696, 564620, 1129240, 2258480]

約数ペア:

[(1, 2258480), (2, 1129240), (4, 564620), (5, 451696), (7, 322640), (8, 282310), (10, 225848), (14, 161320), (16, 141155), (20, 112924), (28, 80660), (35, 64528), (37, 61040), (40, 56462), (56, 40330), (70, 32264), (74, 30520), (80, 28231), (109, 20720), (112, 20165), (140, 16132), (148, 15260), (185, 12208), (218, 10360), (259, 8720), (280, 8066), (296, 7630), (370, 6104), (436, 5180), (518, 4360), (545, 4144), (560, 4033), (592, 3815), (740, 3052), (763, 2960), (872, 2590), (1036, 2180), (1090, 2072), (1295, 1744), (1480, 1526)]