20058713080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1\times {\mathrm{3221}}^1$

素因数の和:4229

約数の個数: 128

約数和(自身を含む): 53894522880

約数和(自身を除く): 33835809800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 967, 1288, 1610, 1934, 3220, 3221, 3868, 4835, 6440, 6442, 6769, 7736, 9670, 12884, 13538, 16105, 19340, 22241, 22547, 25768, 27076, 32210, 33845, 38680, 44482, 45094, 54152, 64420, 67690, 74083, 88964, 90188, 111205, 112735, 128840, 135380, 148166, 155687, 177928, 180376, 222410, 225470, 270760, 296332, 311374, 370415, 444820, 450940, 518581, 592664, 622748, 740830, 778435, 889640, 901880, 1037162, 1245496, 1481660, 1556870, 2074324, 2592905, 2963320, 3113740, 3114707, 4148648, 5185810, 6227480, 6229414, 10371620, 12458828, 15573535, 20743240, 21802949, 24917656, 31147070, 43605898, 62294140, 71638261, 87211796, 109014745, 124588280, 143276522, 174423592, 218029490, 286553044, 358191305, 436058980, 501467827, 573106088, 716382610, 872117960, 1002935654, 1432765220, 2005871308, 2507339135, 2865530440, 4011742616, 5014678270, 10029356540, 20058713080]

約数ペア:

[(1, 20058713080), (2, 10029356540), (4, 5014678270), (5, 4011742616), (7, 2865530440), (8, 2507339135), (10, 2005871308), (14, 1432765220), (20, 1002935654), (23, 872117960), (28, 716382610), (35, 573106088), (40, 501467827), (46, 436058980), (56, 358191305), (70, 286553044), (92, 218029490), (115, 174423592), (140, 143276522), (161, 124588280), (184, 109014745), (230, 87211796), (280, 71638261), (322, 62294140), (460, 43605898), (644, 31147070), (805, 24917656), (920, 21802949), (967, 20743240), (1288, 15573535), (1610, 12458828), (1934, 10371620), (3220, 6229414), (3221, 6227480), (3868, 5185810), (4835, 4148648), (6440, 3114707), (6442, 3113740), (6769, 2963320), (7736, 2592905), (9670, 2074324), (12884, 1556870), (13538, 1481660), (16105, 1245496), (19340, 1037162), (22241, 901880), (22547, 889640), (25768, 778435), (27076, 740830), (32210, 622748), (33845, 592664), (38680, 518581), (44482, 450940), (45094, 444820), (54152, 370415), (64420, 311374), (67690, 296332), (74083, 270760), (88964, 225470), (90188, 222410), (111205, 180376), (112735, 177928), (128840, 155687), (135380, 148166)]