1268674820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{60013}}^1$

素因数の和:60180

約数の個数: 48

約数和(自身を含む): 3065035008

約数和(自身を除く): 1796360188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1510, 2114, 3020, 4228, 5285, 10570, 21140, 60013, 120026, 240052, 300065, 420091, 600130, 840182, 1200260, 1680364, 2100455, 4200910, 8401820, 9061963, 18123926, 36247852, 45309815, 63433741, 90619630, 126867482, 181239260, 253734964, 317168705, 634337410, 1268674820]

約数ペア:

[(1, 1268674820), (2, 634337410), (4, 317168705), (5, 253734964), (7, 181239260), (10, 126867482), (14, 90619630), (20, 63433741), (28, 45309815), (35, 36247852), (70, 18123926), (140, 9061963), (151, 8401820), (302, 4200910), (604, 2100455), (755, 1680364), (1057, 1200260), (1510, 840182), (2114, 600130), (3020, 420091), (4228, 300065), (5285, 240052), (10570, 120026), (21140, 60013)]