13786780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 35804160

約数和(自身を除く): 22017380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 73, 76, 95, 133, 140, 142, 146, 190, 266, 284, 292, 355, 365, 380, 497, 511, 532, 665, 710, 730, 994, 1022, 1330, 1349, 1387, 1420, 1460, 1988, 2044, 2485, 2555, 2660, 2698, 2774, 4970, 5110, 5183, 5396, 5548, 6745, 6935, 9443, 9709, 9940, 10220, 10366, 13490, 13870, 18886, 19418, 20732, 25915, 26980, 27740, 36281, 37772, 38836, 47215, 48545, 51830, 72562, 94430, 97090, 98477, 103660, 145124, 181405, 188860, 194180, 196954, 362810, 393908, 492385, 689339, 725620, 984770, 1378678, 1969540, 2757356, 3446695, 6893390, 13786780]

約数ペア:

[(1, 13786780), (2, 6893390), (4, 3446695), (5, 2757356), (7, 1969540), (10, 1378678), (14, 984770), (19, 725620), (20, 689339), (28, 492385), (35, 393908), (38, 362810), (70, 196954), (71, 194180), (73, 188860), (76, 181405), (95, 145124), (133, 103660), (140, 98477), (142, 97090), (146, 94430), (190, 72562), (266, 51830), (284, 48545), (292, 47215), (355, 38836), (365, 37772), (380, 36281), (497, 27740), (511, 26980), (532, 25915), (665, 20732), (710, 19418), (730, 18886), (994, 13870), (1022, 13490), (1330, 10366), (1349, 10220), (1387, 9940), (1420, 9709), (1460, 9443), (1988, 6935), (2044, 6745), (2485, 5548), (2555, 5396), (2660, 5183), (2698, 5110), (2774, 4970)]