1388891460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2104381}}^1$

素因数の和:2104404

約数の個数: 48

約数和(自身を含む): 4242434112

約数和(自身を除く): 2853542652

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2104381, 4208762, 6313143, 8417524, 10521905, 12626286, 21043810, 23148191, 25252572, 31565715, 42087620, 46296382, 63131430, 69444573, 92592764, 115740955, 126262860, 138889146, 231481910, 277778292, 347222865, 462963820, 694445730, 1388891460]

約数ペア:

[(1, 1388891460), (2, 694445730), (3, 462963820), (4, 347222865), (5, 277778292), (6, 231481910), (10, 138889146), (11, 126262860), (12, 115740955), (15, 92592764), (20, 69444573), (22, 63131430), (30, 46296382), (33, 42087620), (44, 31565715), (55, 25252572), (60, 23148191), (66, 21043810), (110, 12626286), (132, 10521905), (165, 8417524), (220, 6313143), (330, 4208762), (660, 2104381)]