880880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 120

約数和(自身を含む): 2770656

約数和(自身を除く): 1889776

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 121, 130, 140, 143, 154, 176, 182, 208, 220, 242, 260, 280, 286, 308, 364, 385, 440, 455, 484, 520, 560, 572, 605, 616, 715, 728, 770, 847, 880, 910, 968, 1001, 1040, 1144, 1210, 1232, 1430, 1456, 1540, 1573, 1694, 1820, 1936, 2002, 2288, 2420, 2860, 3080, 3146, 3388, 3640, 4004, 4235, 4840, 5005, 5720, 6160, 6292, 6776, 7280, 7865, 8008, 8470, 9680, 10010, 11011, 11440, 12584, 13552, 15730, 16016, 16940, 20020, 22022, 25168, 31460, 33880, 40040, 44044, 55055, 62920, 67760, 80080, 88088, 110110, 125840, 176176, 220220, 440440, 880880]

約数ペア:

[(1, 880880), (2, 440440), (4, 220220), (5, 176176), (7, 125840), (8, 110110), (10, 88088), (11, 80080), (13, 67760), (14, 62920), (16, 55055), (20, 44044), (22, 40040), (26, 33880), (28, 31460), (35, 25168), (40, 22022), (44, 20020), (52, 16940), (55, 16016), (56, 15730), (65, 13552), (70, 12584), (77, 11440), (80, 11011), (88, 10010), (91, 9680), (104, 8470), (110, 8008), (112, 7865), (121, 7280), (130, 6776), (140, 6292), (143, 6160), (154, 5720), (176, 5005), (182, 4840), (208, 4235), (220, 4004), (242, 3640), (260, 3388), (280, 3146), (286, 3080), (308, 2860), (364, 2420), (385, 2288), (440, 2002), (455, 1936), (484, 1820), (520, 1694), (560, 1573), (572, 1540), (605, 1456), (616, 1430), (715, 1232), (728, 1210), (770, 1144), (847, 1040), (880, 1001), (910, 968)]