2905210

素因数分解:

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

素因数の和:57

約数の個数: 60

約数和(自身を含む): 6705594

約数和(自身を除く): 3800384

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 121, 154, 242, 245, 343, 385, 490, 539, 605, 686, 770, 847, 1078, 1210, 1694, 1715, 2401, 2695, 3430, 3773, 4235, 4802, 5390, 5929, 7546, 8470, 11858, 12005, 18865, 24010, 26411, 29645, 37730, 41503, 52822, 59290, 83006, 132055, 207515, 264110, 290521, 415030, 581042, 1452605, 2905210]

約数ペア:

[(1, 2905210), (2, 1452605), (5, 581042), (7, 415030), (10, 290521), (11, 264110), (14, 207515), (22, 132055), (35, 83006), (49, 59290), (55, 52822), (70, 41503), (77, 37730), (98, 29645), (110, 26411), (121, 24010), (154, 18865), (242, 12005), (245, 11858), (343, 8470), (385, 7546), (490, 5929), (539, 5390), (605, 4802), (686, 4235), (770, 3773), (847, 3430), (1078, 2695), (1210, 2401), (1694, 1715)]