4740920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 11383200

約数和(自身を除く): 6642280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 67, 116, 122, 134, 145, 232, 244, 268, 290, 305, 335, 488, 536, 580, 610, 670, 1160, 1220, 1340, 1769, 1943, 2440, 2680, 3538, 3886, 4087, 7076, 7772, 8174, 8845, 9715, 14152, 15544, 16348, 17690, 19430, 20435, 32696, 35380, 38860, 40870, 70760, 77720, 81740, 118523, 163480, 237046, 474092, 592615, 948184, 1185230, 2370460, 4740920]

約数ペア:

[(1, 4740920), (2, 2370460), (4, 1185230), (5, 948184), (8, 592615), (10, 474092), (20, 237046), (29, 163480), (40, 118523), (58, 81740), (61, 77720), (67, 70760), (116, 40870), (122, 38860), (134, 35380), (145, 32696), (232, 20435), (244, 19430), (268, 17690), (290, 16348), (305, 15544), (335, 14152), (488, 9715), (536, 8845), (580, 8174), (610, 7772), (670, 7076), (1160, 4087), (1220, 3886), (1340, 3538), (1769, 2680), (1943, 2440)]