4272019940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{9461}}^1$

素因数の和:9788

約数の個数: 48

約数和(自身を含む): 9098961984

約数和(自身を除く): 4826942044

約数列:

[1, 2, 4, 5, 10, 20, 107, 211, 214, 422, 428, 535, 844, 1055, 1070, 2110, 2140, 4220, 9461, 18922, 22577, 37844, 45154, 47305, 90308, 94610, 112885, 189220, 225770, 451540, 1012327, 1996271, 2024654, 3992542, 4049308, 5061635, 7985084, 9981355, 10123270, 19962710, 20246540, 39925420, 213600997, 427201994, 854403988, 1068004985, 2136009970, 4272019940]

約数ペア:

[(1, 4272019940), (2, 2136009970), (4, 1068004985), (5, 854403988), (10, 427201994), (20, 213600997), (107, 39925420), (211, 20246540), (214, 19962710), (422, 10123270), (428, 9981355), (535, 7985084), (844, 5061635), (1055, 4049308), (1070, 3992542), (2110, 2024654), (2140, 1996271), (4220, 1012327), (9461, 451540), (18922, 225770), (22577, 189220), (37844, 112885), (45154, 94610), (47305, 90308)]