2154680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3288520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 83, 88, 110, 118, 166, 220, 236, 295, 332, 415, 440, 472, 590, 649, 664, 830, 913, 1180, 1298, 1660, 1826, 2360, 2596, 3245, 3320, 3652, 4565, 4897, 5192, 6490, 7304, 9130, 9794, 12980, 18260, 19588, 24485, 25960, 36520, 39176, 48970, 53867, 97940, 107734, 195880, 215468, 269335, 430936, 538670, 1077340, 2154680]

約数ペア:

[(1, 2154680), (2, 1077340), (4, 538670), (5, 430936), (8, 269335), (10, 215468), (11, 195880), (20, 107734), (22, 97940), (40, 53867), (44, 48970), (55, 39176), (59, 36520), (83, 25960), (88, 24485), (110, 19588), (118, 18260), (166, 12980), (220, 9794), (236, 9130), (295, 7304), (332, 6490), (415, 5192), (440, 4897), (472, 4565), (590, 3652), (649, 3320), (664, 3245), (830, 2596), (913, 2360), (1180, 1826), (1298, 1660)]