320401494488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{23684321}}^1$

素因数の和:23684435

約数の個数: 32

約数和(自身を含む): 639476694000

約数和(自身を除く): 319075199512

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 3382, 6764, 13528, 23684321, 47368642, 94737284, 189474568, 450002099, 900004198, 1800008396, 2107904569, 3600016792, 4215809138, 8431618276, 16863236552, 40050186811, 80100373622, 160200747244, 320401494488]

約数ペア:

[(1, 320401494488), (2, 160200747244), (4, 80100373622), (8, 40050186811), (19, 16863236552), (38, 8431618276), (76, 4215809138), (89, 3600016792), (152, 2107904569), (178, 1800008396), (356, 900004198), (712, 450002099), (1691, 189474568), (3382, 94737284), (6764, 47368642), (13528, 23684321)]