20336470

素因数分解:

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

素因数の和:64

約数の個数: 72

約数和(自身を含む): 46941552

約数和(自身を除く): 26605082

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, 16807, 18865, 24010, 26411, 29645, 33614, 37730, 41503, 52822, 59290, 83006, 84035, 132055, 168070, 184877, 207515, 264110, 290521, 369754, 415030, 581042, 924385, 1452605, 1848770, 2033647, 2905210, 4067294, 10168235, 20336470]

約数ペア:

[(1, 20336470), (2, 10168235), (5, 4067294), (7, 2905210), (10, 2033647), (11, 1848770), (14, 1452605), (22, 924385), (35, 581042), (49, 415030), (55, 369754), (70, 290521), (77, 264110), (98, 207515), (110, 184877), (121, 168070), (154, 132055), (242, 84035), (245, 83006), (343, 59290), (385, 52822), (490, 41503), (539, 37730), (605, 33614), (686, 29645), (770, 26411), (847, 24010), (1078, 18865), (1210, 16807), (1694, 12005), (1715, 11858), (2401, 8470), (2695, 7546), (3430, 5929), (3773, 5390), (4235, 4802)]