23891780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{829}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 55218240

約数和(自身を除く): 31326460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 829, 1310, 1441, 1658, 2620, 2882, 3316, 4145, 5764, 7205, 8290, 9119, 14410, 16580, 18238, 28820, 36476, 45595, 91190, 108599, 182380, 217198, 434396, 542995, 1085990, 1194589, 2171980, 2389178, 4778356, 5972945, 11945890, 23891780]

約数ペア:

[(1, 23891780), (2, 11945890), (4, 5972945), (5, 4778356), (10, 2389178), (11, 2171980), (20, 1194589), (22, 1085990), (44, 542995), (55, 434396), (110, 217198), (131, 182380), (220, 108599), (262, 91190), (524, 45595), (655, 36476), (829, 28820), (1310, 18238), (1441, 16580), (1658, 14410), (2620, 9119), (2882, 8290), (3316, 7205), (4145, 5764)]