42158440

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4643}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 95294880

約数和(自身を除く): 53136440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 4643, 9080, 9286, 18572, 23215, 37144, 46430, 92860, 185720, 1053961, 2107922, 4215844, 5269805, 8431688, 10539610, 21079220, 42158440]

約数ペア:

[(1, 42158440), (2, 21079220), (4, 10539610), (5, 8431688), (8, 5269805), (10, 4215844), (20, 2107922), (40, 1053961), (227, 185720), (454, 92860), (908, 46430), (1135, 37144), (1816, 23215), (2270, 18572), (4540, 9286), (4643, 9080)]