9849440380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{140827}}^1$

素因数の和:141118

約数の個数: 48

約数和(自身を含む): 22357853280

約数和(自身を除く): 12508412900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1345, 2690, 3497, 5380, 6994, 13988, 17485, 34970, 69940, 140827, 281654, 563308, 704135, 1408270, 1830751, 2816540, 3661502, 7323004, 9153755, 18307510, 36615020, 37882463, 75764926, 151529852, 189412315, 378824630, 492472019, 757649260, 984944038, 1969888076, 2462360095, 4924720190, 9849440380]

約数ペア:

[(1, 9849440380), (2, 4924720190), (4, 2462360095), (5, 1969888076), (10, 984944038), (13, 757649260), (20, 492472019), (26, 378824630), (52, 189412315), (65, 151529852), (130, 75764926), (260, 37882463), (269, 36615020), (538, 18307510), (1076, 9153755), (1345, 7323004), (2690, 3661502), (3497, 2816540), (5380, 1830751), (6994, 1408270), (13988, 704135), (17485, 563308), (34970, 281654), (69940, 140827)]