20093970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 52778880

約数和(自身を除く): 32684910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 67, 78, 130, 134, 195, 201, 335, 390, 402, 670, 769, 871, 1005, 1538, 1742, 2010, 2307, 2613, 3845, 4355, 4614, 5226, 7690, 8710, 9997, 11535, 13065, 19994, 23070, 26130, 29991, 49985, 51523, 59982, 99970, 103046, 149955, 154569, 257615, 299910, 309138, 515230, 669799, 772845, 1339598, 1545690, 2009397, 3348995, 4018794, 6697990, 10046985, 20093970]

約数ペア:

[(1, 20093970), (2, 10046985), (3, 6697990), (5, 4018794), (6, 3348995), (10, 2009397), (13, 1545690), (15, 1339598), (26, 772845), (30, 669799), (39, 515230), (65, 309138), (67, 299910), (78, 257615), (130, 154569), (134, 149955), (195, 103046), (201, 99970), (335, 59982), (390, 51523), (402, 49985), (670, 29991), (769, 26130), (871, 23070), (1005, 19994), (1538, 13065), (1742, 11535), (2010, 9997), (2307, 8710), (2613, 7690), (3845, 5226), (4355, 4614)]