72318440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78607}}^1$

素因数の和:78641

約数の個数: 32

約数和(自身を含む): 169793280

約数和(自身を除く): 97474840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 78607, 157214, 314428, 393035, 628856, 786070, 1572140, 1807961, 3144280, 3615922, 7231844, 9039805, 14463688, 18079610, 36159220, 72318440]

約数ペア:

[(1, 72318440), (2, 36159220), (4, 18079610), (5, 14463688), (8, 9039805), (10, 7231844), (20, 3615922), (23, 3144280), (40, 1807961), (46, 1572140), (92, 786070), (115, 628856), (184, 393035), (230, 314428), (460, 157214), (920, 78607)]