28080296860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{36541}}^1$

素因数の和:37067

約数の個数: 96

約数和(自身を含む): 73668672000

約数和(自身を除く): 45588375140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 499, 770, 998, 1540, 1996, 2495, 3493, 4990, 5489, 6986, 9980, 10978, 13972, 17465, 21956, 27445, 34930, 36541, 38423, 54890, 69860, 73082, 76846, 109780, 146164, 153692, 182705, 192115, 255787, 365410, 384230, 401951, 511574, 730820, 768460, 803902, 1023148, 1278935, 1607804, 2009755, 2557870, 2813657, 4019510, 5115740, 5627314, 8039020, 11254628, 14068285, 18233959, 28136570, 36467918, 56273140, 72935836, 91169795, 127637713, 182339590, 200573549, 255275426, 364679180, 401147098, 510550852, 638188565, 802294196, 1002867745, 1276377130, 1404014843, 2005735490, 2552754260, 2808029686, 4011470980, 5616059372, 7020074215, 14040148430, 28080296860]

約数ペア:

[(1, 28080296860), (2, 14040148430), (4, 7020074215), (5, 5616059372), (7, 4011470980), (10, 2808029686), (11, 2552754260), (14, 2005735490), (20, 1404014843), (22, 1276377130), (28, 1002867745), (35, 802294196), (44, 638188565), (55, 510550852), (70, 401147098), (77, 364679180), (110, 255275426), (140, 200573549), (154, 182339590), (220, 127637713), (308, 91169795), (385, 72935836), (499, 56273140), (770, 36467918), (998, 28136570), (1540, 18233959), (1996, 14068285), (2495, 11254628), (3493, 8039020), (4990, 5627314), (5489, 5115740), (6986, 4019510), (9980, 2813657), (10978, 2557870), (13972, 2009755), (17465, 1607804), (21956, 1278935), (27445, 1023148), (34930, 803902), (36541, 768460), (38423, 730820), (54890, 511574), (69860, 401951), (73082, 384230), (76846, 365410), (109780, 255787), (146164, 192115), (153692, 182705)]