20169077720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1901}}^1\times {\mathrm{24113}}^1$

素因数の和:26036

約数の個数: 64

約数和(自身を含む): 49534014240

約数和(自身を除く): 29364936520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1901, 3802, 7604, 9505, 15208, 19010, 20911, 24113, 38020, 41822, 48226, 76040, 83644, 96452, 104555, 120565, 167288, 192904, 209110, 241130, 265243, 418220, 482260, 530486, 836440, 964520, 1060972, 1326215, 2121944, 2652430, 5304860, 10609720, 45838813, 91677626, 183355252, 229194065, 366710504, 458388130, 504226943, 916776260, 1008453886, 1833552520, 2016907772, 2521134715, 4033815544, 5042269430, 10084538860, 20169077720]

約数ペア:

[(1, 20169077720), (2, 10084538860), (4, 5042269430), (5, 4033815544), (8, 2521134715), (10, 2016907772), (11, 1833552520), (20, 1008453886), (22, 916776260), (40, 504226943), (44, 458388130), (55, 366710504), (88, 229194065), (110, 183355252), (220, 91677626), (440, 45838813), (1901, 10609720), (3802, 5304860), (7604, 2652430), (9505, 2121944), (15208, 1326215), (19010, 1060972), (20911, 964520), (24113, 836440), (38020, 530486), (41822, 482260), (48226, 418220), (76040, 265243), (83644, 241130), (96452, 209110), (104555, 192904), (120565, 167288)]