269806640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108793}}^1$

素因数の和:108837

約数の個数: 40

約数和(自身を含む): 647541888

約数和(自身を除く): 377735248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 108793, 217586, 435172, 543965, 870344, 1087930, 1740688, 2175860, 3372583, 4351720, 6745166, 8703440, 13490332, 16862915, 26980664, 33725830, 53961328, 67451660, 134903320, 269806640]

約数ペア:

[(1, 269806640), (2, 134903320), (4, 67451660), (5, 53961328), (8, 33725830), (10, 26980664), (16, 16862915), (20, 13490332), (31, 8703440), (40, 6745166), (62, 4351720), (80, 3372583), (124, 2175860), (155, 1740688), (248, 1087930), (310, 870344), (496, 543965), (620, 435172), (1240, 217586), (2480, 108793)]