28291510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{769}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 55107360

約数和(自身を除く): 26815850

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 283, 566, 769, 1415, 1538, 2830, 3679, 3845, 7358, 7690, 9997, 18395, 19994, 36790, 49985, 99970, 217627, 435254, 1088135, 2176270, 2829151, 5658302, 14145755, 28291510]

約数ペア:

[(1, 28291510), (2, 14145755), (5, 5658302), (10, 2829151), (13, 2176270), (26, 1088135), (65, 435254), (130, 217627), (283, 99970), (566, 49985), (769, 36790), (1415, 19994), (1538, 18395), (2830, 9997), (3679, 7690), (3845, 7358)]