12655720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{587}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 36197280

約数和(自身を除く): 23541560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 587, 616, 770, 980, 1078, 1174, 1540, 1960, 2156, 2348, 2695, 2935, 3080, 4109, 4312, 4696, 5390, 5870, 6457, 8218, 10780, 11740, 12914, 16436, 20545, 21560, 23480, 25828, 28763, 32285, 32872, 41090, 45199, 51656, 57526, 64570, 82180, 90398, 115052, 129140, 143815, 164360, 180796, 225995, 230104, 258280, 287630, 316393, 361592, 451990, 575260, 632786, 903980, 1150520, 1265572, 1581965, 1807960, 2531144, 3163930, 6327860, 12655720]

約数ペア:

[(1, 12655720), (2, 6327860), (4, 3163930), (5, 2531144), (7, 1807960), (8, 1581965), (10, 1265572), (11, 1150520), (14, 903980), (20, 632786), (22, 575260), (28, 451990), (35, 361592), (40, 316393), (44, 287630), (49, 258280), (55, 230104), (56, 225995), (70, 180796), (77, 164360), (88, 143815), (98, 129140), (110, 115052), (140, 90398), (154, 82180), (196, 64570), (220, 57526), (245, 51656), (280, 45199), (308, 41090), (385, 32872), (392, 32285), (440, 28763), (490, 25828), (539, 23480), (587, 21560), (616, 20545), (770, 16436), (980, 12914), (1078, 11740), (1174, 10780), (1540, 8218), (1960, 6457), (2156, 5870), (2348, 5390), (2695, 4696), (2935, 4312), (3080, 4109)]