40540568

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 77792400

約数和(自身を除く): 37251832

約数列:

[1, 2, 4, 8, 89, 97, 178, 194, 356, 388, 587, 712, 776, 1174, 2348, 4696, 8633, 17266, 34532, 52243, 56939, 69064, 104486, 113878, 208972, 227756, 417944, 455512, 5067571, 10135142, 20270284, 40540568]

約数ペア:

[(1, 40540568), (2, 20270284), (4, 10135142), (8, 5067571), (89, 455512), (97, 417944), (178, 227756), (194, 208972), (356, 113878), (388, 104486), (587, 69064), (712, 56939), (776, 52243), (1174, 34532), (2348, 17266), (4696, 8633)]