2748256240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{7687}}^1$

素因数の和:7850

約数の個数: 80

約数和(自身を含む): 6606452160

約数和(自身を除く): 3858195920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 109, 164, 205, 218, 328, 410, 436, 545, 656, 820, 872, 1090, 1640, 1744, 2180, 3280, 4360, 4469, 7687, 8720, 8938, 15374, 17876, 22345, 30748, 35752, 38435, 44690, 61496, 71504, 76870, 89380, 122992, 153740, 178760, 307480, 315167, 357520, 614960, 630334, 837883, 1260668, 1575835, 1675766, 2521336, 3151670, 3351532, 4189415, 5042672, 6303340, 6703064, 8378830, 12606680, 13406128, 16757660, 25213360, 33515320, 34353203, 67030640, 68706406, 137412812, 171766015, 274825624, 343532030, 549651248, 687064060, 1374128120, 2748256240]

約数ペア:

[(1, 2748256240), (2, 1374128120), (4, 687064060), (5, 549651248), (8, 343532030), (10, 274825624), (16, 171766015), (20, 137412812), (40, 68706406), (41, 67030640), (80, 34353203), (82, 33515320), (109, 25213360), (164, 16757660), (205, 13406128), (218, 12606680), (328, 8378830), (410, 6703064), (436, 6303340), (545, 5042672), (656, 4189415), (820, 3351532), (872, 3151670), (1090, 2521336), (1640, 1675766), (1744, 1575835), (2180, 1260668), (3280, 837883), (4360, 630334), (4469, 614960), (7687, 357520), (8720, 315167), (8938, 307480), (15374, 178760), (17876, 153740), (22345, 122992), (30748, 89380), (35752, 76870), (38435, 71504), (44690, 61496)]