2008542440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 4945449600

約数和(自身を除く): 2936907160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 73, 76, 82, 95, 146, 152, 164, 190, 205, 292, 328, 365, 380, 410, 584, 730, 760, 779, 820, 883, 1387, 1460, 1558, 1640, 1766, 2774, 2920, 2993, 3116, 3532, 3895, 4415, 5548, 5986, 6232, 6935, 7064, 7790, 8830, 11096, 11972, 13870, 14965, 15580, 16777, 17660, 23944, 27740, 29930, 31160, 33554, 35320, 36203, 55480, 56867, 59860, 64459, 67108, 72406, 83885, 113734, 119720, 128918, 134216, 144812, 167770, 181015, 227468, 257836, 284335, 289624, 322295, 335540, 362030, 454936, 515672, 568670, 644590, 671080, 687857, 724060, 1137340, 1224721, 1289180, 1375714, 1448120, 2274680, 2449442, 2578360, 2642819, 2751428, 3439285, 4898884, 5285638, 5502856, 6123605, 6878570, 9797768, 10571276, 12247210, 13214095, 13757140, 21142552, 24494420, 26428190, 27514280, 48988840, 50213561, 52856380, 100427122, 105712760, 200854244, 251067805, 401708488, 502135610, 1004271220, 2008542440]

約数ペア:

[(1, 2008542440), (2, 1004271220), (4, 502135610), (5, 401708488), (8, 251067805), (10, 200854244), (19, 105712760), (20, 100427122), (38, 52856380), (40, 50213561), (41, 48988840), (73, 27514280), (76, 26428190), (82, 24494420), (95, 21142552), (146, 13757140), (152, 13214095), (164, 12247210), (190, 10571276), (205, 9797768), (292, 6878570), (328, 6123605), (365, 5502856), (380, 5285638), (410, 4898884), (584, 3439285), (730, 2751428), (760, 2642819), (779, 2578360), (820, 2449442), (883, 2274680), (1387, 1448120), (1460, 1375714), (1558, 1289180), (1640, 1224721), (1766, 1137340), (2774, 724060), (2920, 687857), (2993, 671080), (3116, 644590), (3532, 568670), (3895, 515672), (4415, 454936), (5548, 362030), (5986, 335540), (6232, 322295), (6935, 289624), (7064, 284335), (7790, 257836), (8830, 227468), (11096, 181015), (11972, 167770), (13870, 144812), (14965, 134216), (15580, 128918), (16777, 119720), (17660, 113734), (23944, 83885), (27740, 72406), (29930, 67108), (31160, 64459), (33554, 59860), (35320, 56867), (36203, 55480)]