2243319980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{77839}}^1$

素因数の和:77990

約数の個数: 48

約数和(自身を含む): 5178539520

約数和(自身を除く): 2935219540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2882, 5764, 7205, 14410, 28820, 77839, 155678, 311356, 389195, 778390, 856229, 1556780, 1712458, 3424916, 4281145, 8562290, 10196909, 17124580, 20393818, 40787636, 50984545, 101969090, 112165999, 203938180, 224331998, 448663996, 560829995, 1121659990, 2243319980]

約数ペア:

[(1, 2243319980), (2, 1121659990), (4, 560829995), (5, 448663996), (10, 224331998), (11, 203938180), (20, 112165999), (22, 101969090), (44, 50984545), (55, 40787636), (110, 20393818), (131, 17124580), (220, 10196909), (262, 8562290), (524, 4281145), (655, 3424916), (1310, 1712458), (1441, 1556780), (2620, 856229), (2882, 778390), (5764, 389195), (7205, 311356), (14410, 155678), (28820, 77839)]