490265240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{3191}}^1$

素因数の和:3392

約数の個数: 64

約数和(自身を含む): 1158312960

約数和(自身を除く): 668047720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 167, 184, 230, 334, 460, 668, 835, 920, 1336, 1670, 3191, 3340, 3841, 6382, 6680, 7682, 12764, 15364, 15955, 19205, 25528, 30728, 31910, 38410, 63820, 73393, 76820, 127640, 146786, 153640, 293572, 366965, 532897, 587144, 733930, 1065794, 1467860, 2131588, 2664485, 2935720, 4263176, 5328970, 10657940, 12256631, 21315880, 24513262, 49026524, 61283155, 98053048, 122566310, 245132620, 490265240]

約数ペア:

[(1, 490265240), (2, 245132620), (4, 122566310), (5, 98053048), (8, 61283155), (10, 49026524), (20, 24513262), (23, 21315880), (40, 12256631), (46, 10657940), (92, 5328970), (115, 4263176), (167, 2935720), (184, 2664485), (230, 2131588), (334, 1467860), (460, 1065794), (668, 733930), (835, 587144), (920, 532897), (1336, 366965), (1670, 293572), (3191, 153640), (3340, 146786), (3841, 127640), (6382, 76820), (6680, 73393), (7682, 63820), (12764, 38410), (15364, 31910), (15955, 30728), (19205, 25528)]