403770140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{15859}}^1$

素因数の和:15954

約数の個数: 48

約数和(自身を含む): 905923200

約数和(自身を除く): 502153060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 5092, 6365, 12730, 15859, 25460, 31718, 63436, 79295, 158590, 301321, 317180, 602642, 1062553, 1205284, 1506605, 2125106, 3013210, 4250212, 5312765, 6026420, 10625530, 20188507, 21251060, 40377014, 80754028, 100942535, 201885070, 403770140]

約数ペア:

[(1, 403770140), (2, 201885070), (4, 100942535), (5, 80754028), (10, 40377014), (19, 21251060), (20, 20188507), (38, 10625530), (67, 6026420), (76, 5312765), (95, 4250212), (134, 3013210), (190, 2125106), (268, 1506605), (335, 1205284), (380, 1062553), (670, 602642), (1273, 317180), (1340, 301321), (2546, 158590), (5092, 79295), (6365, 63436), (12730, 31718), (15859, 25460)]