201431540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4691}}^1$

素因数の和:4832

約数の個数: 48

約数和(自身を含む): 449305920

約数和(自身を除く): 247874380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 4294, 4691, 8588, 9382, 10735, 18764, 21470, 23455, 42940, 46910, 89129, 93820, 178258, 356516, 445645, 530083, 891290, 1060166, 1782580, 2120332, 2650415, 5300830, 10071577, 10601660, 20143154, 40286308, 50357885, 100715770, 201431540]

約数ペア:

[(1, 201431540), (2, 100715770), (4, 50357885), (5, 40286308), (10, 20143154), (19, 10601660), (20, 10071577), (38, 5300830), (76, 2650415), (95, 2120332), (113, 1782580), (190, 1060166), (226, 891290), (380, 530083), (452, 445645), (565, 356516), (1130, 178258), (2147, 93820), (2260, 89129), (4294, 46910), (4691, 42940), (8588, 23455), (9382, 21470), (10735, 18764)]